. . "Correspondence with the World Congress for Yiddish Culture; correspondence with Dr. Y. Robinson of YIVO, New York; correspondence with B. Mark of the Jewish Historical Institute in Warsaw, 1947-1974"@eng . "Correspondence with the World Congress for Yiddish Culture; correspondence with Dr. Y. Robinson of YIVO, New York; correspondence with B. Mark of the Jewish Historical Institute in Warsaw, 1947-1974"@eng . .