Notable personalities in the greyhound racing world, from left: Mr. F. S. Gentle (Assistant MD of the Greyhound Racing Association), Brig.-Gen. A.C. Critchley (Vice Chairman and MD of the Greyhound Racing Assoc), Mr. H. Garland-Wells, fourth from left reading blue paper (Chairman of the Committee of the London Greyhound Tracks & Chairman/MD of Clapton Stadium), Maj.-Gen. Lord Loch (Vice President of the National Greyhound Racing Association), Lt.-Col. J.T.C. Moore-Brabazon (Director of the Greyhound Racing Association), Col. Romer Baggally (Secretary of the National Greyhound Racing Club), Mr. C.A. Munn (who brought greyhound racing in the form we know it today from America), Mr. Con. A.L. Stevens (Director and General and Racing Manager at Wimbledon Stadium), Lt.-Col.A. D. Cameron (Racing Director of the Greyhound Racing Association), Mr. A. J. Elvin (MD of the Empire Stadium, Wembley), Major C. E. R. Moss, in brown cap (Racing Manager of Clapton Stadium), Mr. W.J. Cearns (Chairman of Wimbledon Stadium), Captain A. E. Brice (Racing Manager of Wembley Stadium), Mr. F.J. Power (Managing Director of Catford Stadium) and, in the foreground, Mr Henry Sawtell (Steward of the National Greyhound Racing Club).