-
Apter Synagogue, 1918-unknown, 1918-unknown.
-
First Narayever Congregation, 1914-present, 1914-present.
-
Delegates to First Biennial Young Judaea Conference, Toronto, 31 Jul., 1932.
-
Poalei Zion group, Toronto, [ca. 1930].
-
Jewish National Fund Ussishkin Jubilee Conference, Zionist building, Beverley St., Toronto, 1938.
-
Shemen's lecture on Polish Jewry and the struggle between existence and ruin, 1936.