3. Reinier Cornelis Keller - Piet Roozenburg. WK-match 1951.
16. Piet Roozenburg - Reinier Cornelis Keller. WK-match 1951.
Reinier Cornelis Keller - Georges Frédéric Post. World Championship in International Draughts- 1948.
8. Piet Roozenburg - Reinier Cornelis Keller. WK-match 1951.
Pierre Perot - Reinier Cornelis Keller. World Championship in International Draughts- 1948.
Reinier Cornelis Keller (NED) - Abel Verse (FRA). World Championship in Draughts. 1956.
Piet Roozenburg (NLD) - Reinier Cornelis Keller (NLD). Draughts World Championship. 1952.
Game Analysis | Reinier Cornelis Keller vs Piet Roozenburg | KNDB World Championship 1948
Reinier Cornelis Keller (NED) - Michel Hisard (FRA). World Championship in Draughts. 1956.
10. Piet Roozenburg - Reinier Cornelis Keller. WK-match 1951.
Reinier Cornelis Keller (NLD) - Wim Roozenburg (NLD). Draughts World Championship. 1952.
Reinier Cornelis Keller (NED) - Claude Gournier (FRA). World Championship in Draughts. 1956.
15. Reinier Cornelis Keller - Piet Roozenburg. WK-match 1951.
1. Reinier Cornelis Keller - Piet Roozenburg. WK-match 1951.
6. Piet Roozenburg - Reinier Cornelis Keller. WK-match 1951.
17. Reinier Cornelis Keller - Piet Roozenburg. WK-match 1951.
18. Piet Roozenburg - Reinier Cornelis Keller. WK-match 1951.
Reinier Cornelis Keller (NLD) - Marcel Bonnard (FRA). Draughts World Championship. 1952.
4. Piet Roozenburg - Reinier Cornelis Keller. WK-match 1951.
12. Piet Roozenburg - Reinier Cornelis Keller. WK-match 1951.
