This collection contains documents relating to Isaac A. Hourwich’s role as an economist, publicist, statistician, lawyer, author, and authority on immigration, as well as his involvement with the labor movement and the formation of the American Jewish Congress. There are reports, minutes of meetings, memoranda, clippings and correspondence, and manuscripts and articles about Jewish labor, Socialism, Russia, Marxism, immigration, and other subjects. These materials demonstrate Hourwich’s important role in American labor, immigration theory, and political and economic theory.

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 He collected a great number of historical documents on this topic, including hundreds of eyewitness accounts, which make up an important part of this collection.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.