Information
of the World / Players
/ Calendar
/ Problems
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IM (International
Master)
1954 – Champion – INTERNATIONAL OF WIJK AAN ZEE.
1955 – Sub-Champion – INTERNATIONAL OF WIJK AAN ZEE.
1967 – Sub-Champion – DUTCH
CHAMPIONSHIP.
Partides / Games / Partidas - chessgames.com / 365chess.com
Wikipedia - Catalŕ / English / Nederlands