he Jewish Diaspora (Baltimore, 1999); Zemah Shabad (Tsemakh Szabad), Oytobiografye (Vilna, 1935).
RG 1139, Abraham Cahan, Papers, 1906-1952; RG 19, Zemach Shabad, Papers, ca. 1900-1930s; RG 22, Hevrah Mefitsei Haskalah Society (Vilna), Records, 1909-1938; RG 3, Yiddish Literature and Language, Collection, 1870s-1941; RG 339, Jacob Lestschinsky, Papers, 1900-1958.
Translated from Hebrew by I. Michael Aronson