Piet Roozenburg - Pierre Ghestem. World Championship in International Draughts- 1948.
17:39
32 problem combination of Pierre Ghestem
48:51
Piet Roozenburg 25 victories ( Wch 1948-1954 )
52:46
Jeu de Dames (Draugths). Parties semi-ouvertes. Partie 1 (stratégie)
5:55
Georges Frédéric Post - Pierre Ghestem. World Championship in International Draughts- 1948.
7:09
Piet Roozenburg (1924-2003)
9:23
Baba Sy vs Iser Kouperman | World Championship KNDB 1960 | Calculations and Judging Positions
7:21
10 Draughts problem combinations of Herman Spanjer (NED). № 1971_1980.
35:27