Mezue ahịrịokwu na-esonụ: Ọ nọchitere anya Austria na
3rd unofficial Chess Olympiad na Munich 1936, nke mbụ IFSB ("Internationaler Fernschachbund") Correspondence Chess Olympiad na 1937-1939 (merie ndị otu ọlaọcha ọlaọcha), na 10th Chess Olympiad na Helsinki 1952. Ọ gwakwara egwuregwu enyi na enyi abụọ: Austria na Soviet Union na 1953, na Austria na Switzerland na 1955.