Opinions And Queries

Theory and Practice in Haulage T HE last sentence " gives the show away " in the article " Monopoly and Competition," by Ralph Cropper, published on Iuly 4. He has accepted......

Trailer Braking Effort Controlled

B RAKING effort on a trailer can be varied in ratio to the load carried, by means of a new control valve introduced by.Feeny and Johnson, Ltd., 134, Ealing Road, Wembley,......

Capital Ambulances

COR service with a hospital in I Canberra, the capital of Australia, Strachans (Successors), Ltd., Wales Farm Road, North Acton, London, W.3, has recently completed three......