6th December 1906, Page 21
6th December 1906
Page 21

Page 21, 6th December 1906
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The Hitchon Gear.
By Dr. H. S. Hele-Shaw, F.R.S., M.Inst.C.E., The allusion which I made to the Hitchon gear in ni■ recent paper before the Society of Motor Omnibus Engineer.; seemed to excite......
Correspondence.
A Motor Drivers Society. The Editor, " THE COMMERCIAL MOTOR." Sir :—In reply to the criticism that this society is one of tramway men, permit me to say that, whilst it has been......