14. Piet Roozenburg - Reinier Cornelis Keller. WK-match 1951.
13. Reinier Cornelis Keller - Piet Roozenburg. WK-match 1951.
Piet Roozenburg 25 victories ( Wch 1948-1954 )
1. Reinier Cornelis Keller - Piet Roozenburg. WK-match 1951.
16. Piet Roozenburg - Reinier Cornelis Keller. WK-match 1951.
17. Reinier Cornelis Keller - Piet Roozenburg. WK-match 1951.
15. Reinier Cornelis Keller - Piet Roozenburg. WK-match 1951.
Piet Roozenburg - Pierre Ghestem. World Championship in International Draughts- 1948.
8. Piet Roozenburg - Reinier Cornelis Keller. WK-match 1951.
12. Piet Roozenburg - Reinier Cornelis Keller. WK-match 1951.
9. Reinier Cornelis Keller - Piet Roozenburg. WK-match 1951.
11. Reinier Cornelis Keller - Piet Roozenburg. WK-match 1951.
6. Piet Roozenburg - Reinier Cornelis Keller. WK-match 1951.
18. Piet Roozenburg - Reinier Cornelis Keller. WK-match 1951.
7. Reinier Cornelis Keller - Piet Roozenburg. WK-match 1951.
Piet Roozenburg (1924-2003)
10. Piet Roozenburg - Reinier Cornelis Keller. WK-match 1951.
Game Analysis | Reinier Cornelis Keller vs Piet Roozenburg | KNDB World Championship 1948
2. Piet Roozenburg - Reinier Cornelis Keller. WK-match 1951.
Wim Huisman (NLD) - Piet Roozenburg (NLD). Draughts World Championship. 1952.