Gerard Kroone vs Erik Andersen
Olympiad The Hague NED round 7 1928.07.27
Russian Game 1-0

Gerard Kroone vs Petrus Franciscus van Hoorn
NED-ch Utrecht NED round 5 1926.07.23
Colle System: Rhamphorhynchus Variation 1/2-1/2

Gerard Kroone vs Max Euwe
Amsterdam Amsterdam NED 1923.??.??
Sicilian Defense: Scheveningen Variation, Classical Variation 0-1