Wheels Of Industry.

" The wheel of wealth will be slowed by all digculties of transport at whatever points ttriiing, as a carriage is by the roughness of the roads over Which it runs."—John Beattie......

Calibrating Petrol Jets.

A paper entitled. " Some Notes on Petrol Flow meters and the Calibration of Carburetter Jets," read by Capt. G. Smith-Clarke, at Birmingham, before the Institution of Automobile......