The collection contains the papers of Shalom Schwarzbard (1886-1938), the Russian-born French Jewish watchmaker, revolutionary, writer and activist for Jewish self-defense. In May 1926 in Paris, Schwarzbard assassinated the exiled Ukrainian nationalist leader Simon Petlyura, whom he held responsible for the pogroms against the Jews in the Ukraine in 1918-1921. His trial in October 1927, at which he was acquitted, drew worldwide attention. The collection consists of correspondence, manuscripts of Shalom Schwarzbard's autobiographical writings, personal documents, clippings, and printed ephemera, as well as poems by Schwarzbard's wife Anna and others. Materials in this collection mostly relate to Shalom Schwarzbard's writings, his speaking engagements following his acquittal, and his efforts in the 1930s to organize Jewish war veterans and war victims of the First World War.

The collection relates to the life of Jewish refugees, mostly of German and Austrian origin, in Shanghai primarily between the years 1939-1948. It covers many aspects of their experience, including political and cultural events, relief and charity activities, and self-help. The collection originated from the YIVO exhibition that was organized and displayed in 1947 in Shanghai and later in New York. The collection consists of manuscripts, minutes of meetings, correspondence, newspaper clippings, and printed materials.

This collection consists of materials gathered by Simon Dubnow, an influential political thinker, educator, writer, activist, and preeminent historian of Russian Jewry. The materials reflect central subjects of his historical research, such as communal organization, persecutions, and Hasidism, as well as pressing issues of his time, most significantly pogroms and the question of Jewish emancipation. Much of the material comprises information meticulously copied and sent to Dubnow by individuals throughout the Russian Empire for the purpose of aiding his research. The collection demonstrates Dubnow's importance in helping to establish the idea of Jewish ethnographic history.

This collection contains correspondence, pamphlets, periodicals, newspapers, press releases, writings, clippings, brochures, fliers, and posters from the era of the Spanish Civil War, and later, documenting American and international fund-raising for humanitarian relief of Republican Spain; American and international public opinion about the war; the participation of Jews in the International Brigades; and reminiscences and commemorations of the war and, particularly, of the International Brigades, in later years. A portion of the material on relief work pertains to trade union activities, as documented in papers of Charles S. Zimmerman, of the International Ladies’ Garment Workers’ Union, in his capacity as leader of Trade Union Relief for Spain, in New York City. Other organizations represented include the Medical Bureau and North American Committee to Aid Spanish Democracy; the Spanish Information Bureau in New York; the Friends of the Abraham Lincoln Brigade; and the Israeli branch of the association of volunteers in the International Brigades. There are also autobiographical manuscripts by Benjamin Lubelski and Sigmund Stein, who participated in the International Brigades; and contemporary publications in a variety of languages, including publications of the anarchist-leaning Spanish trade union confederations CNT-FAI.

This collection contains documents and records accumulated by Elias Tcherikower in his capacity as co-founder of YIVO, member of the Executive Office, and Chair of the Historical Section, 1925-1943. It is particularly significant for its records of the YIVO Historical Section, and extensive correspondence documenting the founding of the Institute.

The Territorial Collection Poland 1 is comprised of documents that were amassed at the YIVO in New York City. The Collection is of a mixed provenance and fragmentary nature. The commonality between the documents contained within this collection is that they all pertain to Jews in Poland prior to 1939. Documents of earlier years are also included. Collection consists of letters, essays, reports, correspondence, and clippings which pertain to the political situation, economic conditions, and cultural activities of Polish Jews.

The Territorial Collection, Poland 2 is comprised of documents that were amassed at the YIVO in New York City. The collection is of mixed provenance and is fragmentary in nature, consisting of miscellaneous materials dating back to World War II and its immediate aftermath. The Territorial Collection Poland 2 is a portion of the greater Territorial Collection (RG 116), which incorporates materials that are relevant to over 42 different countries and geographical regions. The overarching theme of the collection Poland 2 is the annihilation of the Jewish life in Poland under the Nazi rule. Chronologically, the Territorial Collection Poland 2 follows the Territorial Collection Poland 1, which pertains to pre-World War II Poland; and precedes the Territorial Collection Poland 3, which pertains to post-World War II Poland.

The collection was donated to the YIVO Institute by Hersch Wasser of Warsaw, Poland (before 1950) and Tel-Aviv, Israel (1950). Hersch Wasser was an inmate of the Warsaw Ghetto from 1940 until 1943. He was an associate of Emanuel Ringelblum and secretary of the Warsaw Ghetto underground archive, code named Oyneg Shabes, organized by Ringelblum for the purpose of gathering documentation and testimonies on the situation of Jews in Nazi-occupied Poland. After the war Hersch Wasser was instrumental in rescuing the archive.

The collection consists predominantly of documents about the life and the annihilation of Polish Jews in the period of the Nazi occupation of Poland. The documents pertain to the destruction of the Warsaw Ghetto, and of Jewish communities in various parts of Poland in the years 1940 through 1943. Some documents are of a later date. Included are diaries, eyewitness acounts, testimonies, documents from Jewish councils, official and underground publications.

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.

The collection is of a fragmentary nature, and consists of miscellaneous materials that pertain to the role and activities of the Vilna Chief of Police in the everyday life of the city and province of Vilna, and to the relationship between the Vilna Chief of Police and other police, military and civil organs in the Vilna province. Most of the documents in this collection, which covers the tsarist period from the 1830s to 1918, were assembled during the latter part of the nineteenth and early part of the twentieth century

The Vilna Collection represents fragmentary materials that were part of the original YIVO Archives in Vilna before WWII. The collection includes a wide array of materials dealing with a great variety of aspects of Jewish life in the Pre-revolutionary Russian Empire and post-revolutionary Poland, Ukraine, Lithuania, and Soviet Russia. The Collection consists of personal correspondence, official correspondence with organizations and governmental institutions, financial and statistical reports, minutes of meetings of Jewish communal and political organizations, bibliographic materials, including card catalogues and bibliographies. Also included here are vital documents, such as birth certificates and birth registers, affidavits, certificates, diplomas, and travel documents. Additionally, there are petitions, resolutions, appeals, printed materials, manuscripts, lists, and questionnaires. There is a wealth of materials dealing with Jewish book trade and publishing, youth and sports organizations, education, Jewish communal life, and political activities.

This collection consists of an estimated 320 hours of 2,000 folksongs and oral histories from 75 informants who participated in the YIVO Folksong Project directed by Barbara Kirshenblatt-Gimblett (BKG) from 1973-1975, under the auspices of YIVO. This collection is a one-of-a-kind, large-scale gathering of oral histories centered around traditional Yiddish music.

Record Group 1.1, the primary collection of records from the period when YIVO was headquartered in Vilna, reflects the wide range of activities YIVO engaged in from 1925-1941. Founded as an institute for the study of Yiddish speaking Jewry, YIVO grew to become a research institute, library, archive, and graduate program in one. The collection consists primarily of administrative material such as correspondence, financial records, minutes, reports, lists, and newspaper clippings, as well as essays and publications of the Aspirantur, Division of Youth Research, and the Economic-Statistical, Psychological-Pedagogical, and Philological sections. It incorporates material generated by the Vilna office, satellite offices in Berlin, Warsaw, and New York, and by supporters and collectors throughout Poland, Europe, and indeed the world.