Oil Economising By Piston.

The Split Skirt Acts as an Oil Scraper Ring and Gives Other Advantages. The patented piston which is being produced in large quantities by the Aerolite Piston Co., Ltd., of......

Petrol Issues For Commercial Vehicles.

According to a statement 'publishesl in the Board of Trade Journal for 7th February, the stock of petrol in this country was bronght• at the end of 1916 to 37,000,000 gallons,......