Correspondence with individuals including: A. Almi, Shalom Asch, Nahum Baruch Minkoff, Abraham Cahan, Daniel Charney, Aaron Glanz-Leieles, Jacob Glatstein, Ephim Jeshurin, Zavel Kwartin, Herman (Chaim) Lieberman, Leibush Lehrer, Mani Leib, Kalman Marmor, Kadia Molodowsky, Moshe Nadir, Chaim Pett, Melech Ravitch, Yosele Rosenblatt, Sholom Secunda, Shea Tenenbaum, Baruch Vladeck, Berish Weinstein, M. Winograd, Zalmen Zylbercweig. Correspondence with organizations. Clippings of articles about Adler, including reviews of his memoirs and of the play Yente telebende. Clippings of articles by Adler including stories, jokes, poems. Manuscripts by Adler: plays, humorous sketches, skits, poems, articles, jokes, stories. Photographs of Adler, family and friends.

Correspondence with individuals, circa 1908-circa 1962. Materials about individuals involved in the Russian revolutionary movement. Materials about Russian emigres, the Menshevik party Narodnaya Gazeta, Socialist Party (U.S.), Jewish Socialist Verband, Jewish Daily Forward, Zukunft, the Rand School. Personal materials.

This collection contains the personal and professional papers of Abraham Liessin, including correspondence with many important literary figures, manuscripts of essays and poems by Liessin from Di Tsukunft(The Future) and from his published works, clippings, receipts, invitations, and other materials relating to Liessin’s family. This collection shows how Di Tsukunft became one of the leading Yiddish literary journsl during hte 25 years of Liessin's editorship.

Correspondence with Yiddish literary figures such as Daniel Charney, Chaim Grade, David Ignatoff, H. Leivick, Kalman Marmor, Shmuel Niger, Joseph Opatoshu. Manuscripts by Rivkin, Abraham Liessin, H. Leivick, David Pinsky and Rivkin's wife, Mira Bordo Rivkin. Correspondence with readers. Clippings of Rivkin's articles.

This collection contains the papers of Julian Hirszhaut, a Yiddish journalist and author of several works about the Holocaust in Poland. He collected a great number of historical documents on this topic, including hundreds of eyewitness accounts, which make up an important part of this collection. The materials in this collection relate to Hirszhaut’s important work gathering documents and testimonies of the Holocaust, as well as to his other professional activities as a journalist.

This collection contains the personal and professional papers of William Edlin, editor of The Day and a prominent Socialist. It includes correspondence with individuals and with organizations, newspaper clippings, manuscripts of works by Edlin and by others as well as translations done by Edlin, and some of Edlin’s personal documents. These materials relate to Edlin’s involvement with The Day, with the Socialist Party, the Workmen’s Circle, various labor and Zionist organizations, literary clubs and activities, and with music, art and drama.

This collection contains records of the Zukunft monthly journal, which was devoted to publishing political, scientific and literary articles in Yiddish. It contains newspaper clippings, correspondence, meeting minutes, materials relating to conferences and anniversary issues, financial reports, programs, mailings, subscription materials, and typed and handwritten manuscripts submitted for publication.