The collection contains Bernard G. Richards personal and official correspondence, papers from his involvement with the American Jewish Congress and Jewish Information Bureau, published and unpublished writings, publications collected by Richards, articles about Richards and his activities, correspondence and articles from testimonial dinners in honor of Richards, and photographs. Significant correspondents include Joseph Barondess, Louis D. Brandeis, Vladimir Jabotinsky, J.L. Magnes, Louis Marshall, Franklin D. Roosevelt, Jacob H. Schiff, Philip Slomovitz, Arthur Hays Sulzberger, Morris Winchovsky, and Stephen S. Wise.

This collection of mainly anti-Semitic material was compiled by a Jewish librarian of German descent who infiltrated the pro-Nazi community developing in New York City in the years leading up to World War II. The bulk of the collection consists of publications and printed matter, with the notable exception of narrative reports that describe first-hand experiences and observations of Nazi-affiliated events. Document types include advertisements, event announcements, books, clippings, correspondence, magazines and newspapers, travel guides, political memorabilia, and other print ephemera.

Papers of Hans Kohn (1891-1971), historian and lawyer, who was active in Zionist organizations. He published extensively on questions of nationalism and related topics. The collection consists of documents relating to Hans Kohn's professional experience, materials relating to his political activities, correspondence, diaries, materials relating to his experience in World War I and as a prisoner of war, personal documents, photos, clippings.

This collection documents the work and life of the press photographer Omar Oscar Marcus. The bulk of the records are his personal correspondence with his family and his published articles and pictures. Also included are clippings of his published photographs as well as typed written texts and original photographs, negatives and slides.

This collection contains the personal and professional papers of Shmuel Mordkhe Zygielbojm, a Jewish-Polish Socialist politician, Bund leader, member of the National Council of the Polish Government-in-Exile in London, and a labor and political leader. These materials include Zygielbojm’s writings, personal correspondence, clippings, and some photographs. These materials relate mainly to Zygielbojm’s work in London as well as the worldwide reactions after his suicide.

This record group consists of printed materials and publications, produced by Hadassah projects and departments, Young Judaea, and other Zionist organizations from 1911-2011. Materials in the record group include periodicals, newsletters, greeting cards, certificates, invitations, brochures, pamphlets, catalogs, and other professionally produced printed materials. Besides Young Judaea, projects documented include Hadassah Magazine, the Hadassah Medical Organization, Youth Aliyah, the Jewish National Fund, and Hadassah Israel Education Services.

This collection contains mainly correspondence between staff of the JDC Landsmanshaftn Department and members of various landsmanshaftn, benevolent organizations of immigrants originally from the same communities, as well as between the Landsmanshaftn Department and the interest-free loan associations (gmilas khesed societies) and heads of the various Jewish communities, mostly in Eastern Europe and the former Soviet Union.