The International Leinster 200 motorcycle race won by a man on a 3 year old bike.
Full title reads: "Dublin. A Sporting Victory. H. V. Quinn tuned up his 3 year old Calthorpe to beat pick of World's racing machines in the International Leinster 200."
Dublin, Eire, Southern Ireland, Republic of Ireland.
Motorcycle racers get off from a standing start at the Leinster 200 race. More bikes start off. Various shots of motorcyclist speeding around the road race circuit. Crowds of people watch the parts of the race run of town streets. Racers speed under the finish line (sponsored by Dunlop). CU of motorcycle race - presumably the winner H V Quinn.