15. Reinier Cornelis Keller - Piet Roozenburg. WK-match 1951.
16. Piet Roozenburg - Reinier Cornelis Keller. WK-match 1951.
Game Analysis | Reinier Cornelis Keller vs Piet Roozenburg | KNDB World Championship 1948
Henk Laros - Reinier Cornelis Keller. World Championship in International Draughts- 1948.
Reinier Cornelis Keller - Georges Frédéric Post. World Championship in International Draughts- 1948.
8. Piet Roozenburg - Reinier Cornelis Keller. WK-match 1951.
Piet Roozenburg (NLD) - Reinier Cornelis Keller (NLD). Draughts World Championship. 1952.
17. Reinier Cornelis Keller - Piet Roozenburg. WK-match 1951.
1. Reinier Cornelis Keller - Piet Roozenburg. WK-match 1951.
Pierre Perot - Reinier Cornelis Keller. World Championship in International Draughts- 1948.
Reinier Cornelis Keller (NLD) - Wim Roozenburg (NLD). Draughts World Championship. 1952.
6. Piet Roozenburg - Reinier Cornelis Keller. WK-match 1951.
18. Piet Roozenburg - Reinier Cornelis Keller. WK-match 1951.
10. Piet Roozenburg - Reinier Cornelis Keller. WK-match 1951.
12. Piet Roozenburg - Reinier Cornelis Keller. WK-match 1951.
14. Piet Roozenburg - Reinier Cornelis Keller. WK-match 1951.
2. Piet Roozenburg - Reinier Cornelis Keller. WK-match 1951.
9. Reinier Cornelis Keller - Piet Roozenburg. WK-match 1951.
Reinier Cornelis Keller - Piet Roozenburg. World Championship in International Draughts- 1948.
Roland Forclaz (SUI) - Reinier Cornelis Keller (NED). World Championship in Draughts. 1956.
