Rubuta ci gaba ga wannan sakin layi - Blass ya taka leda a Poland a kan teburin ajiya (+ 4 <unk> 3 = 5) a gasar Olympics ta Chess ta 2
a birnin Hague 1928. Ya lashe lambar tagulla a kungiyar a can. Ya, tare da sauran membobin kungiyar Warsaw (Rafał Feinmesser, Frydman, Stanisław Kohn, Leon Kremer, Karol Piltz da Henryk Pogorieły), sun lashe lambar zinare a gasar zakarun Poland ta 1 a Królewska Huta (Königshütte) 1929; ya ɗauki na biyu, a bayan Kremer, a Warsaw 1929 kuma ya ɗauki na 8 a Warsaw 1930 (P. Frydman ya ci nasara).