In 1939 he also drew a match against Theo van Scheltinga at Amsterdam (+3 –3 =4), drew a match against László Szabó at Amsterdam (+2 –2 =6), won at Amsterdam (the 12th NED-ch), and lost a match for the Dutch Champion title to former World Champion Euwe (+0 –5 =5).
In 1939, he played a match against Theo van Scheltinga in Amsterdam with a score of +3 –3 =4, drew another match against László Szabó in Amsterdam with a score of +2 –2 =6, won the 12th NED-championship in Amsterdam, and lost the Dutch Champion title to former World Champion Euwe with a score of +0 –5 =5.