Dee ihe na-aga n'ihu maka paragraf a - N'afọ 1927/28, ọ meriri na Lites Chess Club na Paris, Josef Cukierman, Vitaly Halberstadt, Victor Kahn, wdg; meriri egwuregwu abụọ maka ndị otu France na 2nd Chess Olympiad
na Hague 1928; ejikọtara maka 6-7th na 4th Paris City Chess Championship 1928 (Abraham Baratz meriri), ma merie, n'ihu Eugene Znosko-Borovsky, na 5th Paris-ch 1929.