Unknown location but could be the Isle of Man.
Full titles read: "Dunlop Cup - Competitors at the start of the 145 Mile Reliability Trial."
M/S's of the competitors milling around before the start of the trials many are wearing motorcycle hats and goggles. M/S of motorcyclist on bike...
A research centre develops tyres with better tread to prevent vehicles skidding out of control on wet roads.
Mr Parry Thomas prepares for a speed record attempt.
Mr Parry Thomas attempts the land speed record.
Motorcycle racing takes place in Ulster for the Senior Tourist Trophy.
Hundreds of cyclist compete in race around Paris.
Motorcycling in Belgium, British riders and bikes win nearly every race.
Ford Dunlop in Birmingham test Aero-tyres