Advertisement for Dunlop truck tyres: Supreme for slow wear

An advertisement that incorporates drawings of truck tyres, one solid and one a pneumatic cord, as well as a cross-section segment of the solid tyre. The caption includes: 'fit Dunlop - it pays!'. According to an item in Dunlop's Motoring and Cycling Notes of June 1926, the experience of the Swiss Postal Service had demonstrated that despite higher costs in installing pneumatic tyres on medium size trucks, savings were made on increased petrol mileage, fewer repairs and higher speed and yearly mileage per truck