45 . . Per Cent. More

Goods Vehicles Licensing Authorities' Reports for 1947-48 Show a Decrease in Public Hauliers, But a Big Increase in Traders' Transport By A. E. Sherlock-Mesher, F.R.S.A, By A.......

First British Servicing Unit For Oil Wells ?

B EFORE the war, most well-servicing and other equipment used on oilfields was made in America. The urgent need for conserving dollars has, however, diverted attention to......

Tracking And Measuring Vibration

A SIMPLE form of instrument for locating and recording the intensity of vibration in a structure, is that known as a reed vibrometer. Equipment of this type is produced by the......