The last line on the back of the Colin Watson card identifies him as "a splendid amateur footballer", but I haven't been able to discover who he played for, which must have been in the 1920's as he was already 30 years old when speedway started in the United Kingdom.
1. Joe Abbott (Belle Vue)
2. Arthur Atkinson (West Ham)
3. Phil Bishop (West Ham)
4. Gordon Byers
5. Dickey Case (Hackney Wick)
6. Frank Charles (Wembley)
7. Eric Chitty (West Ham)
8. Bill Clibbett (Hackney Wick)
9. Eric Collins (Wimbledon)
10. Tommy Croombs (Wimbledon)
11. Billy Dallison (Southampton, Harringay)
12. Jack Dixon (West Ham)
13. Acorn Dobson (Belle Vue)
14. Frank Goulden (Southampton)
15. Stan Greatrex (New Cross)
16. George Greenwood (Nottingham)
17. Max Grosskreutz
18. Morian Hansen (Hackney Wick)
19. Bob Harrison (Belle Vue)
20. Vic Huxley
21. Ron Johnson (New Cross)
22. Nobby Key (New Cross)
23. Wally Kilmister (Wembley)
24. Bill Kitchen (Belle Vue)
25. Gus Khun (Wimbledon)
26. Billy Lamont (Nottingham)
27. Eric Langton (Belle Vue)
28. Ginger Lees (Wembley)
29. Walter Lloyd (Wembley)
30. Cordy Milne (West Ham)
31. Jack Milne (New Cross)
32. Mick Murphy (New Cross)
33. George Newton (New Cross)
34. Jack Ormston (Harringay)
35. Jack Parker (Harringay)
36. Cliff Parkinson (Wembley)
37. Tommy Price (Liverpool)
38. Geoff Pymar (Wimbledon)
39. Claude Rye (Wimbledon)
40. Jack Sharp (Wimbledon)
41. Harry Shepherd (Bristol)
42. Dicky Smythe (Harringay)
43. Tiger Stevenson (West Ham)
44. Fred Strecker (Nottingham)
45. Lionel Van Praag (Wembley)
46. Frank Varey (Belle Vue)
47. Colin Watson (Wembley) - Watson is a splendid amateur footballer
48. Bluey Wilkinson (West Ham)
49. George Wilks (Hackney Wick)
50. Dicky Wise (Norwich)
