This collection contains materials pertaining to the life and career of Boris Smolar, a journalist and editor-in-chief of the Jewish Telegraphic Agency and an author of children's books.

Mizrakh Yidisher Historisher Arkhiv Collection consists of diverse materials that pertain to pogroms in the period between 1918 and 1921 that took place mostly in Ukraine but also in Belarus, Poland, and Russia. There is a wide variety of topics that are covered in the collection including Ukrainian-Jewish relations during a short lived Ukrainian Republic, Ukrainian-Jewish political, communal, and governmental organizations, Ukrainian government and the role of politicians and military Commanders in pogroms, most notably Symon Petlyura and Ataman Grigoriev, pogroms and its aftermath, military occupation of Ukraine by the German, Polish, Bolshevik and General Denikin’s armies and its relationship to pogroms, Jewish self-defense and relief work. Also included here are materials pertaining to the trial of Sholom Schwarzbard who was tried in France for assassination of Symon Petlyura. The collection consists of of large amount of lists and eyewitness testimonies, correspondence, complaints and petitions, reports and resolutions, statements and proclamations, memoranda and circular letters, conference materials, statues and by-laws, clippings and bulletins, military orders, and photographs.

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.

This collection contains correspondence between Chaim Zhitlowsky and many important political figures and organizations, as well as manuscripts and other writings, some written by Zhitlowsky and some written by others. There are also notes and other materials from speeches and lectures that Zhitlowsky gave, financial documents, articles written about Zhitlowsky, newspaper clippings of articles by Zhitlowsky, materials from celebrations held in Zhitlowsky’s honor, photographs, excerpts from his works, and various other assorted items. These materials serve to illustrate both Zhitlowsky’s importance in the Yiddish and Russian literary field and his deep involvement in the American and Russian-Jewish Socialist, Territorialist and Diaspora Nationalism movements.

The Grigori Gurevitch Papers consist of materials pertaining to his involvement with the revolutionary movement in the Russian Empire and abroad. The bulk of the collection consists of Gurevitch’s manuscripts on politics, history of Kiev, anti-Semitism, Russian political immigrants, and Jewish revolutionaries, notes, and drafts and also includes correspondence, small amount of clippings, receipts, two petitions, and a photograph

This collection contains the personal and professional papers of Yiddish journalist, poet, novelist, and translator Leon Feinberg. These materials include correspondence with Yiddish literary figures and with organizations, newspaper clippings about writers and about Leon Feinberg and his works, subject files, manuscripts of works by Feinberg and by other writers, and some of Feinberg’s personal documents. These materials relate to Feinberg’s long career with various Russian and Yiddish periodicals and literary organizations.

The Marc Ratner Papers consist of materials pertaining to Marc Ratner's political activities as one of the leaders of the SERP (Sotsialisticheskaya Yevreyskaya Rabochaya Partiia, Jewish Socialist Workers' Party, Rus: Социалистическая еврейская рабочая партия) which was a left leaning Zionist revolutionary party. The collection consists of correspondence, circular letters, clippings, minutes of meetings, essays, manuscripts, political resolutions and statements. The bulk of the collection consists of correspondence between party members, minutes of meetings and manuscripts.

Maxim Vinawer Papers consist of materials pertaining to Maxim Vinawer’s activities as a political and a communal leader. The collection covers the period between 1915 and 1926. These materials illuminate Vinawer’s participation in Russian politics as one of the leaders of the liberal Constitutional Democratic Party (Kadets), his appointment as a Minister of Foreign Affairs for the Crimean Regional Government in 1919, and his activities as a prominent figure among Zionist and émigré groups in Paris. The collection consists of correspondence, circular letters, memoranda, bulletins, clippings, minutes of meetings, essays, manuscripts, drafts and notes

This collection contains documents of journalist and left-wing political activist Paul Novick, consisting mainly of correspondence, subject files, manuscripts, photographs, and newspaper clippings. These materials relate to Novick’s career as long-time editor of the Morning Freiheit (Morning Freedom), his important role in the worldwide Communist movement, the history of the Freiheit itself, and Jewish and general politics. These materials demonstrate Novick’s important, and changing, role in the history of Communism, as well as his career as a Yiddish journalist and author.

The May Cohn Russia and Soviet Union Collection (Vilna Archives) includes materials dealing with a wide range of topics mostly pertaining to Jewish life in the Russian Empire and the Soviet Union and to a smaller extent to everyday life of ordinary Russian citizens. The collection consists of official government documents such as reports, decrees and regulations, circular letters, lists, vital records, Census records, residency and emigration permits. Also included here are manuscripts, correspondence, printed materials, petitions, announcements, posters, questionnaires, and minutes of meetings. Materials collected here shed light on the way Jewish religious and civil life was administered in the Russian Empire and the Soviet Union.