Zelman Kleinstein vs Chris de Ronde
Buenos Aires Olympiad fin-A Buenos Aires ARG round 8 1939.09.09
Grünfeld Defense: Three Knights Variation, Petrosian System 0-1

Zelman Kleinstein vs Enrique Reed Valenzuela
Buenos Aires Olympiad fin-A Buenos Aires ARG round 5 1939.09.06
Queen’s Indian Defense: Kasparov Variation 0-1