Mezue ahịrịokwu na-esonụ: Ọ na-egwuri maka Germany na abụọ ukara na otu unofficial Chess Olympiads: na nke anọ osisi (+6 <unk>3 =3) na Hamburg 1930, nke anọ osisi (+7 <unk>1 =7) na Prague 1931, mbụ osisi (+8 <unk>2 =8) na
Munich na 1936. O meriri ọla nchara abụọ (1930, 1936) na otu ọla nchara (1931).