Opinions And Queries The Editor Invites Correspondence On...

connected with the use of commercial motors. Letters should be written on both sides of the paper. The right of abbreviation is reserved and no responsibility for views......

Using Alternative Gases And Electricity For Welding

VOUR journal dated December 25, 1942, under the 1 heading of "Propane and Coal Gas in Welding and Metal Cutting," contained extracts from a note issued by the Ministry of......