Brief Description: The collection consists of correspondence with individuals and organizations, manuscripts, news clippings and personal documents relating to the life and career of Glanz-Leieles. Correspondents include B. Alkwit, Shlomo Bickel, Marc Chagall, Daniel Charney, Jacob Glatstein, Abba Gordin, Chaim Grade, Szmerke Kaczerginski, Leibush Lehrer, Mani Leib, H. Leivick, Shmuel Niger, David Pinsky, Maurice Schwartz, Abraham Sutzkever, Elias Tcherikower, Menashe Unger, Max Weinreich, Aaron Zeitlin, Chaim Zhitlowsky. Manuscripts by Glanz-Leieles including poems, diaries (1939-1940), plays, lectures, speeches, articles about various topics. Manuscripts by other writers including poems by Moses (Moyshe) Leib Halpern, Mani Leib, Peretz Markish, Leon (Leib) Feinberg, Melech Ravitch. Materials relating to *In zikh* such as manuscripts about the periodical, clippings, correspondence, notes. Personal papers.