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B RAMBER ENGINEERING CO., LTD. . 129

1.41XAMPLES of the Bramber Airlite wheel, Aupressed steel wheels, starter rings and many typo of vehicle, and other springs, will be shown, The Airlite wheel is made in light alloy and. whilst being rustproof, also decreases the unsprung weight of a vehicle. The main feature of this concern's starter ring is that, by a simple means of adjustment, it can be moved to a number of positions, so prolonging its life.— Springbok Works, Waterloo Road, Cricklewood. London, N.W.2.

B RITANNIA BATTERIES, LTD 264 B RITANNIA BATTERIES, LTD 264

AWIDE range of battery products of both lead-acid and nickel-alkaline types, with tubular as Tien as flat plates, will be shown. The tubular plate construction is a special feature, such battery plates being particularly capable of resisting the stresses end shocks of traction service—Union Street, Redditch, Worcs.

B RITISH BELTING AND ASBESTOS,

TN addition to a display of Halo and Mintex A friction materials, brake-testing instruments, as developed by the research laboratories of this concern, will be shown. The Minter-Halo decerometer, a fitment which can be affixed to the windscreen by suction discs, is an instrument, for estimating the braking efficiency of a vehicle, and should be of interest. —59, Southwark Street, London, SEA.

B RITISH OIL AND TURPENTINE

ACOMPLETE range of Speedwell oils and greaser will be staged; also a series of about 80 photographs featuring the progress ns of road traport. Experts will be in attendance to deal with matters appertaining to lubric.ation.-57 and 58, Chancery Lane, London,

BRITISH PISTON RING CO., LTD. . . 187 BRITISH PISTON RING CO., LTD. . . 187

1-4,XAMPLES of Moo and Covmo products to Asibe shown will include Brice and Brilybdenum piston rings, Brico cylinder liners, Brimol stainless liners and liners made in a new alloy known as Brivadiurn, brake drum liners and valve-seat isserts in Bricrominm and Brimocroni valveseat inserts. Special attention is drawn to the °Demo piston, specially built for commercialvehicle engines. Of the Brice range of piston rings and Maxigroove Scraypoil ring is of particular interest in view of its efficacy in curing over-oiling In worn cylinders. The Brilybdenum rings are made to Air Ministry specification.— Holbrook Lane, Coventry.

BRITISH THOMSON-HOUSTON CO.,

LTD. . . . . . . . . . ..... 1130 TpXIIIBITS of this concern will include various ALI types of magneto coil ignition. equipment, electrical speed indicators, impulse otarters, automatic ignition timing detkes, Fabroil noiseless gears and Mazda bulbs. Prominent amongst the magneto exhibits will he examples of the type J camshaft speed magnetos for four and six-cylinder engines.—Rogby.

BRITISH TIMKEN, LTD ...... . 199 BRITISH TIMKEN, LTD ...... . 199

A REPRESENTATIVE tango of Timken slla. tapered roller bearings ball bearings anti parallel roller bearings will 'be on view, both in linisherl and component forns—Cheston Road, Aston, Birmingham, 7.

J. BROCKHOUSE AND CO., LTD.. . . 158 rIPTLIS concern will be showing springs of all -1. types.—Victoria Works, Hill Top, West Bromwich.

BROWN, BAYLEY'S STEEL WORKS.

LTDFMB exhibits on this stand will illustrate the various stages in ths nsanufacture of steel, as applied to road vehicles. This concern is responsible for rolled semi-finished alloy, casehardening and stainless steels to Air Ministry, B.E.S.A. and customers' specifications. The various stages in the making of alloy steels should prove of interest. First, a longitudinal section of an ingot will be shown, then sections from bars at different, stages of rolling. Thirdly, a selection of forged parts and, finally, examples of finished components. Similar interest should attach to the stainless-steel exhibit. —Leeds Road, 8heffield, 9. EAR.L.NG of all typos, including worm differ'Le ential units, gearboxes, rear-axle spiral-bevel gears and differential bevels. Hobs, generating cutters, gear-tooth calipers and adjustable floating reamers will also be featnred.—Huddersfield.

E. G. BROWN AND GO., LTD. . . . . 233 MIIIB exhibit will comprise many examples of A sheet-metal work end stampings. Amongst the specialities of this concern aye body panels, wings, bonnets, petrol tanks, silencers, etc., and examples of these products any many others will be displayed.-111, West Road, Northumberland Park, London, N.17.

J. H. BUTCHER AND CO., LTD.. . . . 397 J. H. BUTCHER AND CO., LTD.. . . . 397

sc‘N this stand will be exhibited a comprek/hensive range of all types of transfer, suitable for use on vehicles of all classes.-489-506, Moseley Road, Birmingham, 12.

CAM GEARS, LTD. 344 CAM GEARS, LTD. 344

TN addition to a range of Bishop steering gear A suitable for all classes of vehicle, a. new highefficiency assembly will be shown. This new gear is an advance in steering-gear design, • mechanical efficiency as high as 85 per cent. being claimed for it.—Biscot Road Works, Luton. Beds.

CAPE ASBESTOSCO., LTD. 303 CAPE ASBESTOSCO., LTD. 303

DRAKE linings, under the trade names of

Capasco and Grieco, will be shown. Brakelining material will be exhibited in the form of die-pressed hydraulicaLly-radiused segments and in rolls, coils and stabs.—Morley House, 26-50, Holborn Viaduct, London, E.C.1.

CARLESS, CAPEL AND LEONARD.. . 292 Fr ILLS .fillfa, the originators of the ward A petrol," will show a full range of Carless motor spirits, together with burning oils, lubricating oils and greases and special fuel and oil' dispensing equipments—Hope Chemical Works, Hackney Wick, London, E-9.

WILLIAM E. CARY, LTD. 353 WILLIAM E. CARY, LTD. 353

A RANGE of laminated springs for vehicle IIsuspension, including auxiliaries in the form of helper springs, front auxiliary springs and a stabilizer. Various types of tipping gear from 30 cwt. to 5 tons, and various units for air-sompressor fire-pumps, caravans, etc.—The Manchester Spring and Axle Works, Red Bank, Manchester, 4.

C.A.V,BOSCH, LTD. 214 C.A.V,BOSCH, LTD. 214

IN addition to a representative display of this A concern's fuel-injection Pumps and equipment, electrical equipment, for which it is equally well known, will be shown. Starters, control boards, regulators, cut-outs, switchboards, ba.tteries of acid and alkaline types—dynamos, magnetoS and vehicle lamps and accessories will be on view. Sectioned models of injection pumps.. filters, nozzles, etc-, will be available for inspection.—Acton, London, W.5.

CEAG, LTD. 221 CEAG, LTD. 221

TN connection with the display of Lamas A bulbs, this concern e ill be demonstrating the Linnax headlamp focusing screen, a device by which is possible to test and adjust the lighting of a vehicle to conform to the new lighting regulations.—Barnsley, Yorks.

CELLON, LTD 242 CELLON, LTD 242

ArISITORS will have an opportunity of seeing the excellent finishes on both metal and wood panels, which are possible with this conspony's products. These will include Cerric synthetic coach finishes. Gerrie cellulose car finishes and Cerric cellulose synthetic commercialvehicle finishes.--Cellon Works, Richmond Road, Kingston-on-Thames.

OHAMPION SPARKING PLUG CO.,

To many people a sparking plug is just a sparking plug, and they do not realize that. the particular characteristics of different types of engine demand plugs of specific design. A type of plug suitable for every make of corn' mercial vehicle will be shown, together with the Cbampion plug tester and cleaner.—Feltham, Middlesex. CHARNWOOD PUBLISHING CO. . . . 164 TN addition to the range of analysis cash books, 1-goods vehicles records and stock hooks published by this concern something new in the way of costs books will be included in the exhibit. It is designed to provide a complete record of costs for up to 12 vehicles for one year.—Coalville, Leicester.

THE CHLORIDE ELECTRICAL

STORAGE CO., LTD. . . ..... 212 VX1DE standard and Exide double-life batA./ teries for the lighter types of commercial vehicle, and Exide Ironclad and heavy-duty fiatplate batteries will be shown. A new lightweight Ironclad battery, designed for mancenvring t.rolleybuaes will form part of the exhibit. On test, a 60-volt battery of this type has, we are informed, propelled a trolleybus weighing 7 tons 4 cwt, a distance of 4.5 miles. A selection of plates, separators and other components will be available for inspection.-417-419. Battersea Park Road., S.W.11.

CLAYTON DEWANDRE CO., LTD. . . . 153 frliiS exhibit will comprise the well-known Dewand re vacuum bra king system with

h exhauster equipment, together with an air' pressure braking system, complete with compressor equipment. The Clayton bus heater, including a sectioned model showing the ClaytonStill tubing elements R.P. brake tester and R.P. lubricator will also figure amongst the exhibits—Titanic Works, Lincoln.

CLEWS PETERSEN PISTON RING AND ENGINEERING CO., LTD. . . . . . . 324

ACOMPLETE range of the well-known Clupet piston ring to suit all commercial-vehicle engines. Clupet compression rings are now made down to a width of 2 mm. and eloped scraper rings to a width of 3 mm.—West Heath Works, Mill Lane, London, N.W.6.

ROBERT W. COAN, LTD 169

/IA LUNIINIUM sand and die-castings, from

number plates to intricate engine components. will be displayed. Various examples of repair work carried out to damaged alloy components will also be leatured—C'oan House, Duncan Street, London, Ni.

CONNOLLY BROTHERS (CURRIERS),

MHE stard of this well-known leather concern

will. very appropriately, have its interior walls panelled out with leather. The exhibit displays specimens of upholstery hides in all the latest colours and in various qualities.— 101-104, Chalton Street. Euston Road, London, N.W.1.

J. W. AND T. CONNOLLY, LTD.. . . 188

T1S concern's rubber prod:lets will be shown in great variety, these including tubing,

• matting, buffers, bushes, etc. Aluminium mouldings, headings and number plates, together with trailer components, will also form a part of the exhibit.—Stanhope Street, Euston Road, London, N.W-1.

COOPERS MECHANICAL JOINTS, LTD. 170 IIIA LMOST every conceivable form of jointing

gasket in asbestos, copper and asbestos and steel and asbestos. Cork and graphite sheeting. oil.resiating material and cylinder-head gasket tools will also figure on this stand.-14. pout Road, Trading Estate, Slough.

COVENTRY CLIMAX ENGINES, LTD.. . 171

FIVE examples of the Coventry Climax petrol engine will be shown, all of which are of the side-valve type. They will include the G.S.M. type engine with a Treasury rating of 7.78 h.p., the 14.4 h.p. E.A. type unit, the la type engine with a Treasury rating of 20.09 h.p. and the G type with a rating of 27.23 h.p. In addition, an E type generator set, comprising an engine, radiator and G.E.C. generator, will be exhibited—Friar's Road. Coventry.

COX AND CO 265

IgTINDSCREENS, visors, tubular sliding seats. TT hood frames, steel folding chairs and tables will represent the main exhibit—lower Richmond Road, London, 8.W.15.

CRESSWELL'S ASBESTOS CO., LTD 162

UEATUREJ) on this stand will be Chekko

brake and clutch linings. Attention is drawn to Chekko/W.G.2 lining of the selfbedding and self-hardening type. ChekkoiX clutch rings will also be shown.—Wellington Mills. Bradford.

DELCO-REMY AND HYATT, LTD.. . . 296 INCLUDED in the ignition equipment to be

shown will be the new Delco Vacuumatic-type ignition distributor, the fitting of which may, it is claimed, effect a fuel saving of up to 15 per cent. The operation of Delco ignition distributors will be demonstrated by working models. Other Items of interest on this stand will be Delco electric motors and grinders, and the Rinks paint spray equipment—ill, Grosvenor Road, London, S.W.L

DESMO, LTD 201 Tai addition to a comprehensive range of Desmo II-accessories, including anti-dazzle fog lamps and spotlights, mirrors, direction indicators, etc., the new Super Heater will be shown for the first time. Of 1/2-gallon capacity, it burns for 250 consecutive hours. It can be used in safety in an atmosphere of petrol vapour.—Desmo House, Stafford Street, Birmingham, 4.

W. B. DICK AND CO., LTD. 53 A FULL range of flu high-grade motor oils and ho greases will be staged in the unusual setting of a sixteenth century inn, which will be faithfully portrayed in every detail.-26. Grosvenor Gardens, London, S.W.1.

DOCKER BROTHERS 198

ACOMPLETE range of products for the finishing of commercial vehicles. These include air-drying paint, synthetic staving enamel, a spraying paint and a paint producing an acid and alkaline-resisting finish.—Rotton Park Street, Ladywood, Bermingham, 16.

W. H. DORMAN AND CO., LTD.. . . . 231

THE wide range of oil engines to be shown will include the Dorman type 4 DW and three Dorman-Ricardo units. The Dorman sixcylindered petrol engine will also be exhibited. The type 4 DW engine has four cylinders, with a bore of 115 mm. and a stroke of 130 min. and develops 40 b.h.p. at 1,000 r.p.m. The Dorman-Ricardo, type AJAX, tour-cylindered unit, is of 33/4 in. bore by 5% in. stroke and gives 30 b.h.p. at 1,000 r.p.m. Type 6 J.U.R.. with six cylinders of a bore and stroke of 101.6 mm. by 130 mm., gives 45 b.h.p. at 1.000 r.p.m. Twenty-two b.h.p. is developed by the four-cylindered, type 4 D.S. engine. which haa a bore of 90 mm. and a stroke of 120 mm. There are two types of Dorman sixcylindered petrel engine—the 6 3.11. and the 6 TALL. 'The former has a bore and stroke of 95 mm. by 140 mm. and the latter 100 mm. by 140 mm., with respective outputs of 48 bh.p. and 54 b.h.p. at 1,000 r.p.m.—Stafford.

DOVER. LTD 309 L-IXAMPLES of rails and general fittings for 12/coaches, buses, etc., treated with non-Sam Doverite. The Dover adjustable steering wheel, which provides for a maximum movement of 51/2 ins, and which may be locked Instantly in any intermediate position, will be a feature on ‘. this stand. In addition, all types of fitting in the form of moulded handles and knobs, suitable for control levers and many other accessories, will be shown.—Northampton.

D.P. BATTERY CO., LTD. 2613

A NEW type of battery, known as the D.P. Green Dualode, will be shown for the first time. This is particularly applicable to trolley. buses, whilst the Green Dualode type is suitable for use with compression-Ignition engines. These batteries are capable of discharging at rates exceeding 1,000 amps The normal range of Kathanode-type batteries will be staged, and visitors will have an opportunity of noting the construction of the cells from part-sectioned rnodels.—Bakewell, Derbyshire.

ALEXANDER DUCKHAM AND CO.,

LTD.241 TN addition to a complete range of lubricating -I-oils and greases for commercial-vehicle purposes, a demonstration will be given in connection with Adcoids, tablets which are introduced into the petrol.—Duckham House. 16 and 18, Cannon Street, London, E.C.4. DUNLOP RUBBER CO., LTD . 423 OPEJIATORS of public-service vehicles will be N.-/interested in the three standard types of seat to be shown with Dun lopillo cushioning. These cover luxury and service coaches, and service buses, designed for all normal types of frame construction. Specimens of untrimmed, and partly trimmed seats, will be available for examination.—Fort Dunlop, Erdington, Birmingham.

EAGLE TRANSFER, LTD 127

ACOMPREHENSIVE range of transfers for use on coaches, buses and commercial vehicles generally; in fact, transfers are available for any figure, sign or name and many examples of all types will be shown.—Eagle Works, Spring Road, Hall Green, Birmingham.

ENGELBERT AND CO . 330

ACOMPLETE range of Fingal lubricating oils and greases. Finzol oils, in pint and quartsire cardboard containers, are now obtainable.119 and 125, Finsbury Pavement, London, E.C.2.

E.N.V. ENGINEERING CO., LTD. . . 197

HYPOID, spiral and straight-tooth bevel gears, spur gears, differential and doublereduction back-axle assemblies and camshafts.— Bythe Road, Willesden. London, NAVA°.

EQUIPMENT AND ENGINEERING CO.,340

IIASSENGER-VF.JFICLE seats, destination indicators, fog lamps, air bells and ventilators will he among this concern's exhibits.2 and 3. Norfolk Street, Strand, London, W.C.2.

E.R. PLUGS, LTD 160

A COMPLETE range of this company's sparking plugs in both 18-mm. and 14-mm. sizes will be shown. Special attention is drawn to the 14-mm. sizes for use in Fordson and Bedford vehicles,—Pearamoid Works, Angel Road Edmonton. London, N.18.

FEENY AND JOHNSON. LTD 314

VIAND J. Blue Triangle vacuum-servo • braking systems in a variety of different types and sizes writ be shown. A combination servo and Lockheed hydraulic brake—a recent develOpment—will also be featured. In addition, the application of the servo principle to clutch control, and a quickly detachable

coupling, will be ehown. The operation of several of the exhibits will be made clear by working models. —134-136, Ealing Road, Wembley.

FERODO, LTD. 185

IN addition to a comprehensive display of brake and clutch linings, visitors will be able to obtain full details of the new Ferodo braketesting service. Operators will also find the Ferodo brake-testing meter-reading conversion table of practical value.—Sovereign Mills, Chapel-en-le-Frith, Derbyshire.

FESC01.. LTD. „. . . . . . 190 VXAMPLES of • nickel Fescolising will be -1-0exhihited, together with chromium-deposited crankshafts, swivel pins, shackle pins, rocker arms, etc. Plug gauges, produced jointly by David Brown (Hwidersfield), Ltd., and naafi, Ltd., similarly treated, will also be shown10!, Grosvenor Road, London, &W.1.

T. F. FIRTH AND SONS, LTD 379 itTOQUETTES and repps for coach and bus iJ Trpholftery, a rubber-backed velvet, known as Velmoda, a pile and cord carpeting worsted, mohair anti alpaca knee rugs and mohair mats will be amongst the items leatured.—Flush Mills, Heckmontiwike,

W.' T. FL EITHER, LTD 220 VARIOUS. examples of vehicle components in

T this company's 'well-known proprietary brands of steel, together with case-hardened and heat-treated parts.—Standard Steel Works, Sheffield.

FULLER ACCUMULATOR CO, (1926), TU-P2.outstanding feature of Fuller batteries, of which a complete range will be shown, is their triple separation, in which glass wool, ebonite and wood are used in a definite form and sequence.

The fitting of a double grease, cup, as a means for preventing oorresion of terminal posts, is another Item of interest incorporated in some of the batteries.

A 60-volt electric vehicle battery will occupy a central position on the stand.—Woodland Works, Chadwell Heath, Essex,

CANDY BELT MANUFACTURING CO.,

"DRAKE and clutch linings under the trade 1./name Safeguard. also Flexhold flexible couplings. — Wheatland Works, Seacontbe, Cheshire.

GEAR GRINDING CO., LTD. . . . . 206

EXAMPLE$ of ground Spline shafts and ground gears, instruments for measuring the base circle pitch of involute gears and units of gear and spline grinding machines will also be displs.yed.—IIandsworth, Birmingham, 21.

GERM LUBRICANTS, LTD 206

IN addition to a complete range of Germ lubricants, two interesding machines will be shown—one, an oiliness comparator, which shows the effect of increased oiliness in the reduction of friction, and the other a mechanical informator, which provides information of a technical and general nature on lubrication matters.City-Gate House, Finsbury Square, London, E.C.2.

NAERYER 194

filtDWOODS, oak. and mahogany, .plywoods -1--LIn all grades, thicknesses will sizes, and monldinge of every description will be featured.2 to 10, Mare Street, London, KS.

W. GILL AND CO., LTD 305

A COMPLETE range of this concern's 2i Perehore brand of electrical accessories, including armatures, batteries, field coils, condenim's, etc.-31, Pershore Street, Birmingham, 5.

GLACIER METAL CO.' LTD 146

IG-.END and crankshaft-bearing metals, .1/bronze and steel-hacked white-metal-lined bearings, solid and corod rods in chill cast phosphor bronze and precision-finished solid and cored lead bronze rods will figure amongst the exElaite.—_alperton, Middlesex.

CLASSO PAINT PRODUCTS, LTD. . . 177 V ELLULOSE synthetic and oil paints, enamels

and Tarnishes, specially suited to the needs of the bodybuilder.--Wadsworth Road. Perivale, Middlesex.

GODINS 278

A MONGST the specialities to be shown by Joh-this firm will be various components made up of steel sections, together with window and windscreen mouldings, steel windscreens, sliding and fixed windows, particularly suited to the needs of commercial vehicles. Steel sections for use in metal-bode construction will also be featured.—Aldine Place, 142, Uxbridge Road, Shepherd's Bush, London, W.12. B32

GREENWICH LEATHERCLOTH CO.,

DURE11. leathereloth for both interior and exterior work and headings, pipings, studs, etc., for the general trimming of upholstery-Durex Works, Si. Mary Cray, Kent.

GUEST, KEEN AND NETTLEFOLDS, LTD. . . . . . . ....... 210

BOLTS and nuts, set screws, studs and all -kJ forms of machine screws in Whitworth. BA. and B.S.F. threads. Cotter pins, wing bolts, sheet-metal and plywood rivet bushes anti other products for which this company is well known.— Imperial Mills, Cranford Street, Smethwiek.

HADFIELDS, LTV. 329

ERA and Recta steels, turned bars, precisionground bars, drop stampings, valve steels

and forgings, radiator pressings and road studs in corrosion-resisting steels; case.hardenitag boxes and heat-treatment trays in heat-resisting steel will also be shown.—East Heels Works, Sheffield.

HALL AND HALL, LTD 236 CYLINDER-HEAD gaskets and manifold "Lijoints of all types, together with jointing and packing in Hallite, felt, paper, rubber, etc. A special feature will be made of a rubberiess fabric hose, which may be used for oil, petrol or water—Oldfield Works, Hampton, Middlesex.

HALLAM, SLEIGH AND

CHESTON . . . . . . . . . 269 and 276 PASSENGER-VERICLE fittings, including windows, door locks, handles, ashtrays, etc. Examples of Widney Simplastic glazed windows will be a feature on this etand.—Widney Works, Begot Street, Birmingham, 4. HARDY SPICER AND CO., LTD. . . . 252 -I▪ NCLUDED in this exhibit will be needle' roller joints and propeller shafts. Hardy flexible dines, Compo oil-retaining bearings and Bound Brook phosphor-bronze graphited bearings.—.13irch Road, itton, Birmingham, 6.

JOHN T. HART AND SONS, LTD. . . 195

COACHBUH.DE.11S1 regnireniente, in the way of upholstery hides, will be displayed in great variety. A recent innovation is the introduction of fancy-coloured, hand-huffed upholstery leathers to tone with the usual patterns of moquette.—Whittimere Street, Walsall.

N EATLY ELECTRIC FORGINGS, LTD. 149

ExA_MPLES of forgings produced by an electrical upsetting process. Sectioned forgings will be shown, from which the continuous grain of the metal may be seen.—Beverfey Works, Willow Avenue, Barnes. London, S.W.13.

HEMMINC BROTHERS, LTD. 258

IN addition to a range of windscreens and general body fittings, this concern will show the Lake's patent ramp and gate equipment for cattle and general-utility trucks, and mechanically and electrically operated head fittings for motor coaehes.-233, Highgate Road, Spark. brook, Birrainghani, 12.

HEPWORTH AND GRANDAGE, LTD. .223 rPHE specialities of this concern are 1Tepolite S. pistons, piston rings, gudgeon pin.s and cylinder liners in Vacrit iron, and visitors will have an opportunity of viewing a range of these products.—St. John's Works, Bradford, HERMETIC RUBBER CO., LTD. . . . 225 FLVAIBLE fabric couplings, horn bulbs, rubber glazing strip, radiator hose, rubber matting and numerous other precinets in which rubber forms a constitnent.--Ilermetie Works, Ryland Street, Birmingham, 16.

HILLS (PATENTS), LTD.. . . . . 317

Tchief feature 1 on this stand will be a series of number plates with stainless Puraloy letters. These letters are in a non' tarnishable alloy, have no sharp edges and, withal, are pleasing in appearance. Number plates with white

• Ivorito letters of improved, construction will also be shown.— Hills House, Hill' Place. Tottenham Court Road, London, W.C.1.

H. M. HOBSON (AIRCRAFT AND MOTOR) COMPONENTS, LTD. . . . 193

AMC/INC:ST tho specialities of this concern to be exhibited will be 'a comprehensive range of carburetters, electric and 'hydrostatic tale' gages, industrial telegages and sparking pings. A range of window lifts will also figure on this stand.-47-55, The Vale. Acton, London, W.3. HOFFMANN MANUFACTURING CO., TH1.5 well-known concern will be showing ball and roller bearings in suitable form for all purposes. A special exhibit, showing the various stages in the manufacture of Hoffmann steel balls arid different devices showing steel balls in motion, should prove of interest.— Chelm s to rd.

JOHN HOLDSWORTH AND CO., LTD. . 359 rPHIS cencern will be showing a range of snomiettee and carriage mime Per seating and panelliug.--Shaw Lodge Mills. Halifax, JOHN HOLROYD AND CO., LTD. . . .239

ALL forms of gearing, inclarling worm gears for rear-axle drkee, spur and spiral gears, bevel gears, helical bevel gears, etc. In addition, spun-cast cored bars, cast worm-wheel blanks of Super-Holfos bronze and variousnon-ferrous castings will

fl in the exhibit—Milnrow, Lancs.

HOMO, LTD. . . 289 AI-UMBER plates of all types, learner plates, -1-1 trailer plates and " 20" discs will be displayed. A feature will be made of the HomeSold translucent rear plate, specially manateeLured for use with the Lucas box-type combined number plate and tail lamp.—Home Works, Fneton Buildings, Euston Road, London, N.W.1.

HOPE, HARTOPE AND CO,. LTD. . . 140

Irefined by this concern is that they are eon'spounded with colloidal graphite. They are *old under the trade name "Sprol."-43, Gower Street, London, W.C.1.

HOYT METAL CO. OF GREAT BRITAIN, LTD. . . 267

BABBITT bearing metals in the form of 1/ingots, chill-cast tubes and half-round cast, togs. The toughness of Hoyt No. 11 anti-Dietion metal will be shown in sample bars which have been twisted and hammered cold. Chillcast phosphor bronze, cored and in solid bars, white-metal-lined connecting rode and finished bronze and steel-backed bearings will also be on view.—Deodar Road, Putney, London, S.W.15.

E RNEST J. JACK . . . . . .. . . 414 A LL forms of ball, roller, taper-roller and 21m:odic-roller bearings, both ae complete units and component parts will be shown.-11, High Street, Camden Town, London, N.W.1.

JENKS BROS., LTD 322

TN addition to a wide range of small tools,

new typo of clutch will be shown, the outstanding features of which are light operation. smooth engagement and elimination of slip and judder. Blow lamps, a special type ol cotter pia and petrol stoves, will be amongst the e xhibits.—Owen Road, Wolverhampton.

O . L. JONES 151 TN addition to a range of centrifugal-cast .1-cylinder liners, many examples oi repair carried out by electric arc and oxyacetylene welding will be displayed-18-26, Church Street, Islington, London, N.

KIRKSTALL FORGE, LTD. . . . . . 316 MESS concern will show front and rear axles .1for goods and passenger vehicles, in which Its drop-forged one-piece rear-sale casing is incorporated It will also be showing a trolleybus bogie embodying its patented third differential and unique euspeneion system.—Kirkstall Forge. Leeds, 5.

K.L.G. SPARKING PLUGS, LTD. . . 274 %IRIS exhibit will be of especial Interest in that plugs will be shown embodying an entirely new insulating material known as corrindite. Other plugs in the K.L.G. range are, of course, mica Insulated, and, besides the heavy-duty type 669.T. there will be a campieta range of beater plugs and sparking plugs and a platinum-pointed one of special interest to Bedford owners; it is known as the P721.— Putney Vale, London. &W.15.

LACE WEB SPRING CO., LTD 25/

DASSENGER-VEMCLE seats and cushions,

tubular steel frames and upholstery padding. Examples of the Marshall Lace Web and Buoyant seats will figure on the stand.—Sendiacre, near Nottinghenn.

LAKE AND ELLIOT, LTD. . . . . . 218 TNCLUDED in this exhibit will be the Al

hydraulic trolley jack, which was introduced for the deal time lask year, and a hydraulic high-lift jack. It is also proposed to show a hydro-electric jacking System ell the permanent type, operated through the medium of a dash. board switch.—Braintree. Essex.

LANCEGAYE -SAFETY GLASS (1934),

'E'XAMPLES of toughened and laminated -ILI safety glass, and its application to commercial vehicles, will represent two main features on this stand. Coloured safety glass, as used for sun visors, will also be ehown.—Hythe Road. Willesden, London, N.W.10.

LAYCOCK ENGINEERING CO., LTG. . 282 rrtHIS concern will be exhibiting its Layrub -X universal joint, such as is fitted to a large number of commercial vehicles in the Exhibition. Its Vortex silencer will also be shown, together with examples of light machine work.— Victoria Works, Minhousee, Sheffield, S.

LAYSTALL MOTOR ENGINEERING WORKS, LTD. . . . . . . . . . 211

EXAMPLES of herdened steel cylinder liner and brake-drum liner, together with various types of crankshaft in nitralloy steeL Several Interesting examples of repair carried out by various welding methods will be on view, whilst specimen components, built-up by the Laystalling process, will be available for inspection. Other Laystall departments to be represented on the stand will be crankshaft grinding, bearing reinstalling, cylinder grinding, etc.— Ewer Street, Southwark, London, 8.E.1.

• LEY'S MALLEABLE CASTINGS CO.

A RANGE of castings in Black Heart mallet& able iron will be shown. The feature of this metal is its maehineability and high resistance to shock, hence its employment for wheel Mats, differential cases, etc.—Vulcan Ironworks, Derby.

THE LIGHT PRODUCTION CO., LTD. . 141

TITE special feature in the design of Aerolite pistons • provides for practically constant clearance at 'all working temperatures. Many examples will be shown, together with a range of Cygnet piston rings in centrifugally die-cast iron, to various specifications, and in other alloys, Such as nickel and chromium, and Therrnocrom, an alloy of-Chromium and molybdenum. The R. and G. fluid measure, a direct-reading magnetic gauge, will also be exhibited-60-66. Rochester Row, Westminster, London, S.W. C. LiNoLmy AND CO., LTD. . . . 2.62 BOLTS and nuts in mild steel, MO.-tensile steel and in high-tensile heat-treated steel will be shown. In addition, there will be many examples of bright turned repetition parts in steel, and washers of every description.-34. Englefield Read, London, N.1,

LOCKHEED HYDRAULIC BRAKE do.

A PRACTICAL demonstration of the Lockheed£3Gates booster will be the feature of this stand. The Lockheed bisector, for combined hand and hydraulic-brake operation, the latest form of Lockheed shoe assembly, the equivalent of a spreeoperated by the clutch nodal, and many features of the hydratillio braking system will 'be open for inspection in the shape of working models.—Teehbrook Road, Leamington Spa.

LODGE PLUGS, LTD. 268

A MONGST the range of plugs to be shown, alvitspecial attention is drawn to the Lodge C.V., a plug specifically designed to give long life, combined with exemplary service, under the conditions which obtain in a commercial vehicle engine. This type Is standardized on such machines as A.E.C.. Albion, Dennis. Leyland, Morris-Commercial and Thornycroft. Heater plugs, both single and double-pole types, will be included in the exhibit, and those visitors who make a point 01 calling early will receive a gift in the shame of a handy pocket gap gauge.—Lodge Plugs, Ltd., Rugby. .

JOSEPH LUCAS LTD 230 LUCAS ELECTRICAL TD. . . . 215

AN attractive feature CO.,Of these exhibits will be the number of practical demonstrations of Ltle&S products and of tests as carried out in the Lucas factory. Amongst these will be seen a vertical camshaft magneto; a high-voltage

demonstration of the non-tracking properties of Lane moulding material,' an aural demonstration, over telephones, of tho latest types of Lucas electric horn; the Lucas fiat-topped beam fog lamps and the testing of distributor auto matic timing controls. Attention is further drawn to the range of Lucas commercial vehicle batteries.—Great King Street, Birmingham MANSELL AND ADAMS, LTD 176

A LL types of lamp for interior illumination. .04.—clocks, window winders, sliding-door locks, upholstery material in the form al repps and moquettes. embossed lineoleums and interior fittings of all kinds.-6-7, Stonecutter Street. London, E.C.4.

MANSON% LTD 150 WIDE range of this concern's slotted cylinder limrs, with examples of welded and ground cylinder heads, reground crankshafts and metal-sprayed parts. This company's starter batteries will also be featurecl.-119-129. Whitefield Road, Glasgow, S.W.1.

FABRICA ITALIANA MAGNETI MAFIELLI . . . . . . . . . . 315

ASELECTION of II:Irani electrical equipment. including various types of magneto, coils and distributors, switchboxes, dynamos anti starter motors, together with screen wipers and

horns.—Care of Teeny and Johnson. Ltd 134. Ealing Road, Wembley, Middlesex.

MASSA SPARKING PLUG CO., LTD.. . 312 A COMPLETE series of this concern's prod:JAI:lets will be staged. A feature of these plugs is the introduction of a thermic washer which, whilst acting as an ordinary seating washer, surrounds the insulation and protects it from the effects of excessive heat and oil.175, Merton Road, Wimbledon, London, S.W.19.

MAYBACH GEARS, LTD. 311 HIS company will show its preseiective mufti speed gearbox which, with font pairs of constant-mesh gears, provides seven forward speeds. the seventh gear being overdrive and the sixth direct Its weight is no more than a normal

four-speed box, with a total height of only 10,j4 ins. The gear control is vacuum-operated,Lincoln House, 296-302, High Holborn, London, W.C.1.

HENRY MEADOWS, LTD. 308

-pm:JR petrol engines and a Meadows-Lanova -1; four-cylindered oil engine will be shown. The range of petrol engines will include the 6K-N45 h.p. six-cylindered model in unit construction with a four-speed forward-control gearbox; the 6EW/A 37h9 six-cyllndered engine, as a unit with a type 90 remote-control fourspeed gearbox; the type'4ELIA, 23.4 b.p. toureylindered engine in unit with a type 26 fourspeed gearbox, and the type 4ECIA, 11.9 ho. founcylindered model mounted on a fire-pump trailer chassis.—Park Lane, Fallings Park, Wolverhampton,

MECHANICAL AND GENERAL INVEN TIONS CO., LTD. . . . . . 243 WIXAlvIPLES of the Magic Autoslot Controlu-XLI graph, which is a recording instrument giving a complete daily record of the movements of the vehicle. These include running time, number of stoppages and their duration, and dislance covered between stops.-10, Charles Street, London, S.W.1.

MIDLAND MOTOR CYLINDER CD., VARIOUS types of monobloc cylinder and X cylinder-head castings and brake drums in chromidium, together with camshaft and cylinder liners.—Birmid Works. Smethwick, near Birmingham.

MORGAN, CROSSLEY AND CO., LTD.. . 125

A SPECIAL feature will be niade of Tenoid Pi. A, non-metallic asbestos brake linings. The Morgan-Locwenthal brake-efficiency chart and models of chemical impregnating an4 pressing machinery will also be shown.—Tenoid Works. nubile Hall Lane, Manchester, 10..

MOSS GEAR CO., LTD. 319

A SPIRAL-BEVEL-TYPE rear axle for vehicles zelof 3-4-tons, a four-speed gearbox for

4-ton chassis, and a four-speed box with silent third, will be shown. In addition, front axle. steering gear and differential units, and many examples of crown wheels and pinions, gearbox gears, worm gears, axles and propeller shafts will be displayed.—Tyburn, Birmingham, 24.

NATIONAL STEEL FOUNDRY (1914).

MMANY examples of front and rear hubs, -0-Lbrake drums, axle•boxes suitable for railtars, all in cast steel. Complete axle assemblies, stainless-steel castings and fittings and heatresisting castings in alloy will also be featured.— Kirkland Works, Leven, Pile.

NEW-HUDSON, LTD 135

VISITORS will have the opportunity of seeing

• details of the new four-shoe Girling brake. together with various examples of the standard two-shoe brake assembled on a rear axle. The principles of operation and adiustrrient of Girling brakes will be demonstrated by means of sectioned components.—Icknield Street. Birmingham, 18.

NEWTON AND BENNETT, LTD.. . . . 279 'TIME exhibits on this stand will include piston type shock absorbers, the Newton centrifugal clutch, the Newton cushion clutch disc (primarily designed for the Newton clutch, but suitable for any type of clutch) and the Newton hydraulic remote-control system. In connection with the latter, working models showing many adaptations of the system will be a feature.— Valetta Road, Acton, London, W.3.

R. D. NICOL AND CO.. LTD. 184 THEbrand of oils and greases for which this concern are responsible are known as Dragonfly, and a complete range of these lubricants will be on the stand. The Pordilly brand of oil is especially prepared for old-type Ford engines.—Prudential Buildings, Sheffield.

NORRIS, HENTY AND GARDNERS.

-LIOUR examples of Gardner high-speed oil J. engine will be shown, ranging from 3.08 litres to 8.4-litres capacity. The range will consist of two four-cylindered units, one Svecylindered unit and a six-cylindered engine, All', are of the four-cycle. compression-ignition, coldstarting, airless-fuel-injection ty'pe. Type 6LW has six cylinders, is of 8.4-litres capacity and gives 102 b.h.p.; type 5LW is a five-cylindered unit of 7.0-litres capacity,the b.h.p. being 85; type 4LW and 4LR are each four-cylindered. the former having a capacity of 5.6 litres and the latter 3.80 litres, with respective b.h.n. outputs of 68 and 53.—Barton Hall Engine Works. Patricroft, Manchester.

NOTEK ELECTRIC CO., LTD 137

VARIOUS types of the Notek non-glaring fog • and traffic lamp, in different finishes, will be exhibited. The outstanding feature of this lamp is its sharply defined, laminated. fiat-topped beam, providing effective illumination over a very wide angle.-175, Merton Road. London. S.W.19.

OLDHAM AND SON, LTD. 183

ITIHIS well-known concern of battery menu

lecturers will be showing a full range of storage batteries for lighting and starting purposes. including its power batteries developed particularly for oil-engined vehicles. In addition, a range of lamps specially suited for inspection work will be shown.—Denton, Manchester.

WILFRID OVERTON 168

Oo of the examples of folding and sliding head fittings, sliding door equipment and fittings to be shown, special attention is drawn to four

new accessories. These are an electrically operated folding head, a door buffer strip for eliding doors, a series of interior fittings and a windscreen vi new section.—Marsh Street, Walsall, Staffs.

THOS, PARSONS AND SONS, LTD. . . . 288

ARANGE of panels showing the results obtained by this concern's various coach finishes, which include Parsolac synthetic, Parsonloid cellulose lacquers, Personal enamels, etc., will be featnred.-315 and 317, Oxford Street, London, W.1.

J. PATEN, LTD. 207

IF it be a gasket, it will be found on this stand, where the numerous examples to be shown will serve to illustrate the progress which has been made in design and manufacture. Payenite, a .gasket seal containing a high percentage of Acheson's colloidal graphite, will also be featured.—Church Street, Chiswick, London, WA.

F. PERKINS, LTD. 361

TILE outstanding exhibit on this stand will undoubtedly be the recently introduced Panther six-cylindered oil engine, full details of which were given in our issue for October 8. Other oil engines of the "P " series to be exhibited will be the Puma 19.7 h.p. fonecylindered, and the Python 14.7 h.p. three-cylindered units. The Perkins Wolf four-cylindered engine will be shown as the power unit of a Kohler-Perkins generating set and also driving a WorthingtonSimpson pump. Amongst other exhibits on this stand will be a cut-away Leopard I engine, showing the main features of its construction. —Queen Street, Peterborough.

B34

PETO AND RADFORD . . . . 163 and 168

TMILE full range of batteries to be shown on this stand will include examples of Dual-Sep construction, which, as its name implies, is separation of a dual nature. The material employed is a. combination of wood and ebonite. The range consists of batteries varying in capacity from 44 amp. hours to 300 amp, hours at a 10-hour rate of discharge-50, Grosvenor Gardens, London, &W.1.

PHOSPHOR BRONZE CO., LTD 325 13110SPHOR bronze in solid and cored bars

and half-round sections, and in strip, sheet, rod and tube form, will be shown. Vulcan, Ibis and Anna brands of white anti-frietion. bearing metals will also be displayed.-54, St. Thomas Street, London, 8.E.1,

P1NCHIN, JOHNSON AND CO., LTD. . 281

ACOMPREHENSIVE range of Vigorised, wet-on-wet vehicle finishes, will be the fea

ture on this' stand. The speciality of these finishes lies in the application of five or six coats a day.-4, Carlton Gardens, London, S.W.1.

JOHN 'PERKS AND SON 222

WIDE range of motor-body ironwork will

be on view, including the Perkson system of fittings for drop-sided bodies. Crownall tipping galr will also be shown and various forms of laminated road spring.—Grown spring and Axle Works, Lye, &Ambridge.

G. D. PETERS AND CO., LTD. . . . . 297 AA MONGST the items to be exhibited will be trolley air brakes, power-operated doors, pneumatic windscreen wipers, a remote engine control system, seating, ventilators, etc. Many working models will be shown.—Windsor Works, Slough.

PLESSEY CO., LTD. 345 A 8 manufacturers to thetrade, this concern will be showing a range of products, including cylinder liners, pressings, fuel pumps, starter motors, etc.—Vicarage Lane, Ilford, Essex.

PRICE'S LUBRICANTS, LTD. . . . . 217 A LARGE-SCALE photomontage illustrating L. a number of commercial vehicles and engines, the makers of which canfirin the suite.bilitity of Price's oils for their products, will be an interesting feature on this stand.—Belmont Works, Battersea, London, S.W.11.

PYRENE CO., LTD. 245 VARIOUS examples of the well-known Pyrene

• fire extinguisher, together with Phomene foam fire appliances for manual or automatic operation. A large range of Pyrene bumpers. constructed of stainless steel, will also be leatured.--Great West Road, Brentford, Middlesex.

OUICKTHO (1928), LTD 155 MMANY types of window regulator, swivelling iv-I-ventilator units and reclining adjustable seats will form the main features on this stand. —Point Pleasant, Wandsworth, London, 8.W.18.

RACO-EPEDA CO., LTD

. rime R seating spring unit, as used in the s a:i •••• of public-service vehicles, the particular !eatures of which are its resiliency and its adaptability to various curvatures.-131, Curtain Road, London, E.C.2.

RANSOME AND MARLEs BEARING CO., LTD. . . . . . . 249 and 256 A LL types of bail and roller bearing, both complete and in the form of components. Particular attention is drawn to the Duplex double-purpose bearings for combined Journal and thrustloads, needle-roller bearings and bearings fitted. with Bakelite, and duralumin. eages.—Newark-on-Trent.

RAWLINGS MANUFACTURING CO.,

AWME range of full and half-drop windows will represent the main exhibit. A model of a new Vita-Vent air extractor will also be on view.-1-29, Larch Road, Balham, London, S.W.12.

RAYBESTOS-BELACO, LTD. . . . • 209

MMANY farms of Raybestos brake lining and iv-I-moulded clutch facings, Raybestos clutch inaerts and tubular brass rivets will also be exhibited.—Asbestos House, Southwark Street, London, S,E.1.

REDLINE.GLI,CO, LTD 302

TN addition to the various brands of Redline and Glico motor spirit and luhricsting oils and greases, systems for their storage and distribution will be exhibited.—Rediine Hose, /6. Charles Street, London, S.W.1.

REMOLD AND COVENTRY CHAIN

INTERESTING models illustrating typical chain drive layouts will be shown. The main exhibits will be the Renold and Coventry camshaft and auxiliary chains, which are fitted as original equipment on all British commeraial vehicles having a chain-driven camshaft. Among the other products to be seen will be Ronald and Coventry type auto-adjusters, replacement chains, and Itenold chain couplings for auxiliary shafts.—Didsbury, Manchester.

G. T. RICHES AND CO., LTD 192

fr1118 well-known accessories and spare-parts concern will be making a feature of Tumbler dual-purpose polish, whilst it will introduce a new single-process polish in the form of a licitdd wax, to beknown as Tumbler liopd 11,114 Path-19-21, Store Street, London, W.0.1.

RIMER BROTHERS, LTD. 254

A FULL range of Rimer's lubricating oils, 4-3upper-cylinder lubricant and running-in compound will be staged. A new booklet, concerning running-in compound, will be available. —Milburn House, Newcastle-on-Tyne, 1.

RIPAULTS, LTD. 157

AWIDE range of electric cables to meet every possible need: wiring accessories, including battery terminals, clips, tags and insulating tape We further items. A comprehensive range of bonnet fasteners, including several new designs. will also be showa.—Southbury Road, Enfield, Middlesex.

RIVAL LAMPS, LTD. 133

T AMP bulbs-in great variety and for all types -1-eof service. Attention is drawn to a new type of anti-dazzle bulb, which, whilst conforming to the new lighting regulations, at the same time gives an effective driving light-230-232, Knights Hill, West Norwood, London, 8.E.27.

ROMAC MOTOR ACCESSORIES, LTD. . 326 A WIDE and varied range of accessories with Zeesomething of interest to every visitor. Special reference is init.& to the Romac nonfreezing mixture, licence holders and a new car polish.—Roulac Werke, The Hyde, Hendon, London, IkI.W.9, ROSS, COURTENEY AND CO., LTD. . 185 A VARIED array of turned and pressed com

ponents. together with hydraulic jacks and such fittings as petrol cocks, greasers, elbows, unions and the like. A demonstration will be given of the Petromae locking tap, which, on the turn of a key, loam the petrol supply and switches off the ignition.—Ashbrook Road, Upper Holloway, London, 11.19.

RUBERY, OWEN AND CO., LTD. . 294 DRESSED-steel chassis frames, weldless rear axle casings, brake drums and a spoked disc wheel, with snap-on hub cap of advanced design. will be shown. Body panels and pressings and repetition parts In high-grade and alloy steel% will form other items of interest.—Darlaston, South Staffs.

ALFRED J. SALISBURY 177

ARANGE of electrical equipment, including constant-voltage control, dynamos of 125watt output, vibratory and carbon pile type regulators, and starter motor fitted with spring release drive—a device functioning on the same principle as a free wheel, will be amongst the items to be shown_ Further items to be 'exhibited include examples of bronze sleeves and pinions, a range of storage batteries, and lowvoltage lighting equipment for trolleybuses.— la, Grosvenor Gardens, London, S.W.1.

JOSEPH SANKEY AND SONS, LTD. . 335 DRESSED-STEEL disc wheels of all types for I passenger, goods and low-loading vehicle% intruding one-piece wheels, which provide for a large clearance around the brake drnme. Chassis frames, steel panels and steel pressings of all descriptions will also be displayed.— Hadley Castle Works, Wellington, Salop.

SCINTILLA, LTN. . . 244 MITE Scintilla exhibit will include a wide • range of magnetos, dynamos of the constant

voltage type ranging from 60 watts to 1,250 watts, starters-lor 12-volt and 24-volt circuits and new fuel injection equipment. Special mention may be made of the Scintilla Demean.% a combined dynamo-starter particularly suitable for oil engines. Being in constant engagement with the engine no noise is occasioned on starting up. The new fuel injection equipment is characterized by e, double infection, ies.„ preliminary small injection is followed by the main injection.—Carlisle Road, The Hyde, London, N.W.9.

SERVAIS SILENCERS, LTD 144

re1/118 exhibit will include a representative A. range of Servais straight-through silencers suitable for all types of engine. The same principle as embodied in the silencers is applied to air intakes, and an air primp will be shown, working silenced, both on its intake and exhaust sides.—Ashford Works, Ashford Road, London, N.W.2.

SERYIS RECORDERS, LTD 237 MIXANIPLES of the well-known Semis 1A recorders for commercial vehicles will be displayed. In the combination electric model, records are given of the periods when the engine is stopped and restarted.—Lion House, 72-75, Red Lion Street, London, W.C.1.

SHEEPBRIDGE STOKES CENTRIFUGAL CASTINGS CO., LTD. . 139

EXAMPLES of Centeicast cylinder liners. piston rings and brake-drum liners, and Centrard nitrogen-hardened liners. Centrilock salve-seat inserts and valve-seating tools will also be shown.—Sheepbridge Works, Chesterfield.

SHELL-HEX AND B.P., LTD. . . 179

A LTHOUGH Shell lubricants will be staged .te.in suitable container% this stand will be devoted essentially, to receiving visitors, and representatives will be in attendance to answer questions and to deal with lubrication problems in general —Shell-Hex House, Victoria Embankmeat, London, W.C.2.

S1DDALL AND HILTON, LTD. 204

TIMIS—exhibit will comprise many new and J. improved designs in Sidhil seats for passenger vehicles. There will be reversible seats, a range of tubular-type seats, the G.B. coach service seat and others specially constructed for long-distance coaches and luxury vehicles.-Sterne Mills, Sowerby Bridge, Yorks. SILENTRLOC, LTD. ... . . . 132 A WIDE range of these well-known rubber bushes will be on view, together with a new type of flexible coupling incorporating Silentbloc bushes. This coupling. is designed to sustain thrust as well as torsional loads. Its degree of flexibility will be demonstrated. Many forms of anti-vibration mountings will also be featured..-Victoria Gardens, /getting Hill Gate, London. W.11.

ASILVERTOWN LUBRICANTS, LTD. , 334 FULL range of lubricating oils and greases for all purposes_ Upper-cylinder lubricant, running-in compound, spring and penetrating oily are Otherproducts to be exhibited. The oxidation-resisting properties of specially prepared high-Min-strength oil will be demonstrated.—Minoco Wharf, West Silvertown, London, E.16.

SIMMONDS AEROCESSOMES, LTD. . . 143 Siends elastic stop 'nut is self-looking T mi:finy position along the threaded portion of the bolt. Examples of these nuts will be shown, together with the Simmonde-Corsey flexible transmission, a non-soluble, non-corrosive heat-resisting jointing compound, and a range of Simmonds cowling eh ps.—Great West Road, Brentford, Middlesex.

SIMMS MOTOR UNITS, LTD. . . .' . 318 TPIIE electrical egaipment of this well-known _ concern will inelnde constant-voltage generators, axial starters, switchboards and various types of lamp. Battery Ignition distributers and cods and magnetos will be featured. Examples of Sinus fuel-injection pumps, for both four and six-cylindered oil engines, atomizers, punkp couplings and exhauster couplings, together with a wide range of accessories, will be amongst the exhibita—Oak Lane, East Finchley, London, N.2.

ASKEFKO BALL BEARING CO., LTD.. . 293 LL types of ball and roller bearings, in addition to sectional drawings showing methods of application and mounting.—Bkefko Works, Luton, Beds.

()SMALL AND PARKES, LTG 271 N this stand will be shown a range of Don • asbestos-metallic, and nonsmetallic brake

linings. and Don clutch fabrics. MonobIoc discs for single and multi-plate detches. Don-flex clutch discs for single-plate clutches, eons-clutch liners, bonnet tapes, motor jointing% etc. will represent further items to be exhibiied.— Hendham Vale Works, Manchester, 9.

S. SMITH AND SONS (MOTOR ACCES SORIES), LTD. . . . • . . . . 250 rJilglS well.known concern will be showing its full range of corainercial-vehiele instrument., and accessories, special attention being called to speedometers, distance recorders and the New Seriptor. The latter instrument provides a per. manent and detailed record of journeys undertaken, in addition to functioning as a speedo. meter and giving the time of day. The details are recorded 011 a paper chart, which is locked against unauthorized use or interference. Engine-driven tyre inflators, power take-off boxes and the SmithRastern coach-heating system, will be farther items to he exhibited.— Cricklcwood Works, Edgware Road, London, N.W.2.

THOMAS SMITH AND SONS OF

SALTLEY, LTD. . . . • . . . . 173 PTITIE main feature will be drop forgings of A. such components as front axles, steering arms, clutch pedals. camshafts, etc.Gears, bevel wheels, change-speed levers. etc., will also be shown. Connecting rods andevalve rockers, drop-forged in duralamin, will be included in the exhibit.—Baltley Milt, Birmingham, S. THOMAS SMITH'S STAMPING .WORKS, mins exhibit will comprise a representative I range of drop forgings of all types in steel and light alloys.—Ribble Read, Coventry.

SNOWDON, SONS AND CO., LTD. . 203 A FULL range of Royal Snowdrift lubricatieg 21 ; lsus a range of industrial oils and Diesel oils.—Millwall, London, Ede.

SOLEX,_ _LTD. . . ..... . . . 270 FULL range of Solex carburetters. including self-starting types with dashboard control, and with thermostatically operated control. The Solex governor thcrmostarter instrument, incorporating a maximum engine-speed governor, will also be featured. Drip trays, dashboard controls, mileage test tanks and fuel pump pressure gauges will he included in the display.223-231, Marylebone Road, London, 3e.W.1.

SPECIALLOID, LTD ..... . . . . 301

ALL types of this concern's well-known pistons In 8.12 and Y metal and silicon, and examples of silicon pistons anodically treated, will be available for inspection.—Friern Park, .North Finchley, London, -14.12.

SPLINTEX SAFETY GLASS, LTD.. . . 238 EIXAMPLES of a new type of laminated safety -Le' glees being produced under the name of Selintex New Process will be displayed. Made with an interply of synthetic resin, the interply stretches, thereby reducing the full 1m-ea of the blow. The ease with which this new type of glass can be cut to any size or shape will be denionstrated.—Splintex-Newtex Works, Nightingale Road, Hanwell, London, W.7.

STEDALL AND CO., LTD 327 I N addition to a range of new patterns in coach and bus fittings, the Easiway roof, the Elegy ear washer and a range of synthetic enamels will be shown. Features of the E asiway roof concern the ease and rapidity with which it can be operated; existing coaches and buses can readily be converted to receive IL—Broad Street House, 164. High Holborn, London. W.C.1.

STEEL STAMPINGS, LTO. . ..... 124

SIIV.F.T-STEEL stampings will be shown in great variety, together with brake drame, hub shells, wheels, dust covers, clutch cones, etc.--Cookley, near Kidderminster.

STERLING METALS, LTD. . . . . . 174

ILTA.mous specimens of casting, including 7 cylinder blocks and heads in Iron, and sand and die-castings in aluminium and Elektron.— Northey Road. Foleshill, Coventry.

STERNOL, LTD 248 and 257

IX addition to • complete range of Sternal commercial-vehicle oils and greases, penetrating oil, upper-cylinder lubricant, hydraulic brake fluid and other petroleum products will be staged.—Royal London House, Finsbury Square, London, E.0 2.

ROBERT R. sTockris (MANCHESTER), THE exhibit on this stand will ronsiet of a wide range of wings to meet the needs of all types of commercial vehicle.-180-184, Stockport, Road, Ardwick, Manchester,

J. STONE AND CO., LTD 226

A N extensive range of sand and die-castings .elsin non-ferrous alloys, including component parts in Stone's bronze, ceralumia and other alnminiem alloys and Elektron magnesium alloys.—Deptford, London, S.E.14.

SUNSALOON BODIES, LTD 336

GIEVERAL examples of Sunsaloon hood, incurtOporating many 'unique features and Sonsaloon door equipment, will be staged, together with Weston hydraulic tipping gear suitable for chassis up to a normal carrying rapacity of 4-5 tons, and Weston Minor hand-operated hydraulic tipping gear with a total weight of 98 lb.—Weston It'orks. Weeton Lane, Greet, Birmingham, 11.

SUPER OIL SEALS AND LTD 300

THIS concern's Perfect oil ace] Forms standard equipment on 90 per cent. of British-made 'vehicles. They are introduced at such points as wheel hubs, axleshafts, gearbox front and rear-end bearings, etc. A full range of the types available will be shown.—King's Norton, Birmingham.

TECALEMIT, LTD. 350 TECALEMIT, LTD. 350

TEE shown 'wilt ',11;]ec aieen4 eegaunipdmLinetiA

cleaners and callers, fuel pumps, air filters, central lubrication pumps for automatic lubrication, and various hand-operated guns and nipples of the Tecalemit, Teeazerk, Hydraulic and Alemite types.—Great West Road, Brentford, Middlesex,

JOHN THOMPSON MOTOR PRESSINGS,307 ASSE M BLED and unassembled pressed-steel chassis frames, together with various pressedsteel motor components, mudguards, panels and a variety tn sheet-metal week—Beacon Works, Wolverbampton.

TRANSPORT BRAKES, LTD 337

BRAKE and clutch linings in bonded asbestos, together with die-pressed nonmetallic liners.—Brislington, Bristol, 4.

B36

TRANSPORT ENGINEERING AND EQUIPMENT CO. (LEEDS), LTD. . . 299711HE specialities of this concern bear the trade name of Kelbus, and these include destination indicator gearing, drop windows, road-vehicle wheel weigher, oil regenerator, rotary rear pumps and portable oil storage tanks, of which examples will be shown. Special attention is drawn to G. geared, half-drop window, and the %%heel weigher.-24, York Place, Leeds, 1.

TRIPLEX SAFETY GLASS CO., LTD. . 325

17IXAMPLES of components and accessories -2-4where ealety calls for the use of Triplex Safety glass will be shown, together with Triplex

toughened glass. The latter consists of a single sheet of specially treated plate glass, which, when broken, crumbles into smell harmless fragments.-1. Albemarle Street, London, W.1.

HUBERT H. P. 'MIST AND CO. . . 205

'DRAKE and (anti% linings in die-pressed -LA bonded asbestos and non-metallic woven asbestos, under the trade name of Top Dog.Top-Dog Brake and Clutch Lining Works, Brislington, Bristol, 4.

TUNGSTONE ACCUMULATOR CO., LTD. 281

TN addition to the standard range of Tung-I-stone batteries, the new Tungcrete range will be featured. A lower-priced battery than the standard Tungstone 14 to be found in the Tmaganite, produced to meet a demand for a low-priced battery incorporating the essential features of the higher-priced product —St. Bride's Hotrae. Sallieury Sqnare, London, E.C.4.

VACUUM OIL CO., LTD 152

PHIS stand is devoted entirely to the expesi.

Mon at the Cle.sroso/ protess of refining, as employed in the manufacture of Melilla end other brands of commercialerehicle lubricating oil. The process will be explained graphically, and a working unit will demonstrate the free flowing characteristics of the oil.—Caxton House. Westminster, London, S.W.1.

VIGZOIL OIL REFINING CO. (LONDON), TIUS concern will demonstrste, by means of suitable apparatus, the special qualities of Vigzol lubricating oil—Bitten House, 113, Park Street, London, W.1.

E. C. WAKEFIELD AND CO., LTD. . . • . . . . . 159 and 172

ASOUND film, in which Sir Malcolm Campbell will explain the features of Patent Castro], will be an attraction on this

stand. Oiling chaste covering 1-51 different models from 1908 to the latest produrtions will be available to visitora.—Wakefield House, 30-32, Cheapside. London, E.C.2.

WATERPROOFING CO., LTD 295

(117 this stand will be seen section panels Is/illustrating Alhambrinal decorative aluminium sheeting for the interior linings, cell tugs and sides of passenger vehicles.—Fereneze Works. Tlarrhead, near Glasgow.

WEATHERSHIELDS, LTD. 310

WIXAMPLES of Weathershields sliding roofs. -1-4ventilators, seat and body fittings, sleet sections and light pressings will be among the produrts exhibited.-48. Moor Street, Birming. ham, 4.

WELLWORTHY PISTON RINGS, LTD. . 161 'PISTON and scraper rings in centrifugally -Icast material to Air Ministry specification and others in Tbermecrorn for heavy-duty purposes, will be shown on this stand. Examples 0 the Wellworthy Simplex ring and Welflex compensating pistons will be featured. A new piston specifically designed for commercial vehicles will he included in the exhibit— Stanford Road. Eymington, Hants.

WESTINGHOUSE BRAKE AND SIGNAL

A LTHOUGH the main leAtires on this stand -el-will be comprised in road-vehicle brake apparatus, there will be two new Items of inteeeet. One le the Westinghouse low-pressure signal for air brakes, and a device which Indicates a low vacunm in a vacuum braking stem.-82, 'York Road, Eines Cross, London,

BENJAMIN. WHITTAKER, LTD 246

'VARIOUS examples of Mechanic's needle. V roller-bearing universal joints. Handy Perfection oilwash air cleaners. W.C. Lipe clutches and Clarke axles.—Victoria Hots% Southampton Row, London, W.C.1.

WILLIAMS AND JAMES . . . • . . 263

AREDESIGNED version of the David 41 exhausting and pressure pomp, Imitable for operating vacuum brakes, pneumatic controls and for tyre inflation.—Chequers Bridge, Gloucester.

WILMOT-BREEDEN, LTD. 178

A NEW type of door lock, a range of small ..CL mirrors suitable as seat-back fittings or for use on panels, roof ventilators and window regulators will be shown.—Eastern. Works, Camden Street, Birmingham, 1.

JONAS WOODHEAD AND SONS, LTD. . 342

VARIOUS types of road spring for passenger and goods vehicles, together with drawbar springs with a special locking arrangement for the pin. Springs lilted with swivel box ends, which eliminate the normal shackle fitting, will be amongst the exhibits. A model of the sotspension arrangement of the heaviest sprung road vehicle in the world may be inspected.— Kirkstall Road, Leeds, 4. vouma ACCUMULATOR CO. (1929).

AMONG8T the batteries to be shown will be one with reinforced separation, specially applicable to oil-engine starting and trolleybus emergency power and lighting. This is known as the Young special armoured type. Standard armoured, flat.type batteries, and electric-vehicle batteries, will also figure amongst the exhibits.— Malden Way, Kingston By-pass, New Malden, Surrey. YOUNG WINDOWS . . . ..... . 290 AFULL range of drop windows, suitable for

public-service vehicles, coaches, etc., and for vans and lorry cabs. There will also be a selection of louvres, windscreens, ete.—Claydon Works, Wiehaw.

ZAHNRADFABRIK FRIEDDICHSHAPEN

-GIXAMPLES of sliding-pinion types of gearbox AA and synchromesb box with spiral gears will be shown. This exhibit will include examples of the Apk-a gearbox, with three synchronized speeds and gronnd helical gears.—Friedrichsbaten, Germany.

ZENITH CARBURETTER CO., LTD. . . 287

EXAMPLES of Zenith carburetter; as fitted to a number of the leading makes of commercial vehicle, will be displayed. Many of the instruments will be sectioned to show the con

struction. In addition, petrol filters and engine-speed governors will be shown. The latter are of tho fuel velocity type and are fitted between an existing carburetter and the inlet manifold. The model to be shown is suitable for Redford engines only.—}loneypot Lane, Stanmore, Middlesex.

The following finance houses will be reprosented:—British Wagon Co., Ltd.: Stand 150; Car and General Insurance Corp., Ltd., Stand 186; Assurance Finance Trust, Ltd., Stand 304; General Ageident, Fire and Life Assurance Corp., Ltd., Stand 341; Lincoln Wagon and Engine Co., Ltd., Stand 346; Mercantile Union Guarantee Corp., Ltd., Stand 167; North Central Wagon Co., Ltd., Stand 475; United Dominions Trust, Ltd., Stand 126.

We were unable to obtain particulars from the following in time for inclusion in this review:—Boyriven, LW., Stand 572; Rater, Stand 347; Cocker Bros., Ltd-, Stand 232; Dominion Motor Spirit Co., Ltd., Stand 128; Earle Bourne and Co., Ltd., Stand 181; Empire Thenber Co., Ltd., Stand 123; Hercules Motors Corp., Stand 357; I.C.I. (Reirine), Ltd., Stand 182; Noble Chemical Finishes, Ltd., Stand 283; Rcsistoid, Ltd., Stand 196; Walker Steel Works, Ltd., Stand 200; H. W. Ward and Co., Ltd., Stand 156; and A. Williamson, Stand 419.