Unknown issuer - Selector Disc (1970-71)

1970-71
Selector Disc
Unknown issuer
1 disc

HELP! Roverman has sent in a photo of the cardboard disc. He has no idea wgere it comes from, it's really strange not to see any reference to where it was obtainable. A  note on the front states 'Information correct as at August 31st 1970.' Can anyone provide further information?

Selector Disc - Goalkeepers / Defenders

1.  Gordon Banks (Stoke and England)
2.  Peter Bonetti (Chelsea and England)
3.  Alex Stepney (Manchester United and England)
4.  Terry Cooper (Leeds United and England)
5.  Mike England (Spurs and Wales)
6.  Tommy Gemmell (Celtic and Scotland)
7.  John Greig (Rangers and Scotland)
8.  Terry Hennessey (Derby and Wales)
9.  Brian Labone (Everton and England)
10.  Bob McNab (Arsenal and England)
11.  Billy McNeill (Celtic and Scotland)
12.  Bobby Moncur (Newcastle and Scotland)
13.  Bobby Moore (West Ham and England)
14.  Keith Newton (Everton and England)
15.  Rod Thomas (Swindon and Wales)

Selector Disc - Midfield / Forwards

16.  Alan Ball (Everton and England)
17.  Colin Bell (Manchester City and England)
18.  George Best (Manchester United and Northern Ireland)
19.  Billy Bremner (Leeds United and Scotland)
20.  Bobby Charlton (Manchester United and England)
21.  Ralph Coates (Burnley and England)
22.  Ron Davies (Southampton and Wales)
23.  Derek Dougan (Wolves and Northern Ireland)
24.  Eddie Gray (Leeds and Scotland)
25.  Geoff Hurst (West Ham and England)
26.  Jimmy Johnstone (Celtic and Scotland)
27.  Francis Lee (Manchester City and England)
28.  Alan Mullery (Tottenham Hotspur and England)
29.  Martin Peters (Tottenham Hotspur and England)
30.  Colin Stein (Rangers and Scotland)