Included in this collection are papers which reflect Solomon's personal life and his involvement in communal and civic affairs. Approximately half of the collection consists of correspondence with Clara Barton and others relating to the organization and activities of the American Red Cross, and Solomons' role in its initial organization. Various cards, ribbons, and other American Red Cross memorabilia are included. Among his personal papers are school documents and family correspondence; of special interest is an engraving of a photograph of Abraham Lincoln taken at Philp & Solomons Metropolitan Gallery shortly before his death (1865), and a letter from Josephine Phillips to Solomons describing the reaction of New Yorkers to the death of Abraham Lincoln and this engraving (1865), and two tickets of admission to the impeachment trial of Andrew Johnson printed by the firm of Philp & Solomons (1868). Also included are typed copies of sermonettes given by Solomons to his family (1876-96). Of interest in his general papers is a letter to Dr. Wheeler regarding memorial services in Congress for Samuel F.B. Morse (1872); correspondence with several dictionary editors regarding the definition of "Jew" (1872-1874); and a letter from John Davis of the U.S. State Department regarding American Jews in Jerusalem. Clippings of newspaper articles by Solomons, tributes, memorial notices, and memorial sermons in honor or memory of Solomons are also included (1870-1910).

This collection contains letters and notes by Albert Einstein, as well as photographs, clippings, items commemorating Einstein, the Einstein family tree, and autographs. The collection also includes a guest book from 1929 from Einstein's house in Caputh with entries made by guests who visited the house.

The Annual and Mid-Winter National Conventions Records document the proceedings and outcomes of the conventions and conferences attended by Hadassah’s National Board as well as by convention delegates from the various regions of Hadassah. The conventions in particular are where local and regional leaders meet with each other and the National Board and learn about Hadassah’s various projects and committees. This record group also includes annual reports from 1926-2001.

The materials in the record group mostly consist of reproductions of building plans of the Hadassah hospitals on Mount Scopus and Ein Kerem from the 1920s to the 2000s. Other properties documented in the record group include buildings managed by Youth Aliyah, Hadassah Youth Services, Young Judaea, Hadassah Israel Education Services, the National Office, and the Hadassah Medical Organization. These records document a core Hadassah function, the building of medical and social service facilities in Palestine/Israel.

This record group contains three-dimensional objects and printed materials that relate to the history of Hadassah. A bulk of this record group consists of promotional and commemorative objects and awards created by Hadassah for its Annual and Midwinter National Conventions, and for Young Judaea events. Examples of such items include t-shirts, hats, bags, buttons, stationery and keychains. Artifacts created by local Hadassah chapters and regions, as well as awards received by local and national Hadassah leaders from other organizations, are also included. Of a particular interest is the bronze death mask of Henrietta Szold.

The Records of the Board of Delegates of American Israelites (1859-1878) documents the life cycle of the Board of Delegates, a Jewish civil rights organization located in New York City. The Board served in a two-fold function: acting as a central organization for American Jews and working on behalf of Jews abroad. To the latter end, the Delegates collaborated with the Committee of Deputies of British Jews and the French Alliance Israélite Universelle to provide for the relief and aid, civil, and religious rights of Jews throughout the Americas, Europe, North Africa, and the Middle East, particularly Romania, Ottoman Palestine including Jerusalem, and Morocco.

In the U.S., the Delegates were partially responsible for the appointment of the first Jewish Military Chaplain and surveyed member synagogues concerning the history and size of their congregation, the first organization to systematically record this type of information in the States. The Delegates merged with the Union of American Hebrew Congregations (UAHC) in 1878 and dissolved in 1925. Correspondents include Adolph Crémieux, Sir Moses Montefiore, Benjamin Franklin Peixotto, Isaacs S. Myer, the Rev. Dr. Arnold Fischel, and Maj. General Benjamin Butler. Documents include correspondence, minutes, committee reports, memorials, announcements, surveys, some printed material including clippings, and a 1932 Rabbinical thesis on the Delegates by Allan Tarshish.

This record group contains materials related to the local units of Hadassah—groups, chapters, regions, and co-ops—as well as Junior Hadassah, a youth organization that functioned as a group within the Hadassah Chapter structure. The record group documents over one hundred years of Hadassah’s growth, and illuminates a century of American Jewish communal life, particularly that of Jewish women, across the United States. The record group reflects the formation, administration and activities of the individual groups, chapters, co-ops and regions, and contains information on local events and programs organized around fundraising, Zionism, Jewish heritage, religion and holidays celebration, the study of Hebrew and Yiddish, women's issues, fashion, health, technology and many other topics.

Consists of a photocopy of a manuscript of a historical family record, containing anecdotes related by Mrs. Chazin's mother and father and other members of her family who originated in southern Russia and Russian Poland.

This collection contains the correspondence of the Anti-Nazi Boycott Committee of the Jewish War Veterans appealing for support against Nazi activities in the United States, 1933, and to assist Nazi sufferers in Europe, as well as other correspondence and printed material describing the purpose, history, and activities of the national organization and local chapters. Included is a scrapbook (1924-1930) containing newspaper clippings in English and Yiddish relating to protests against the massacres of the Jews in Romania and the riots in Palestine in 1929, as well as appeals for financial and political support on behalf of Palestine Jewry. A large portion of this collection consists of photographs depicting the work of the organization.

This Collection contains the almost complete estate of Constantin Brunner (a.k.a Leo Wertheimer) as well as a comprehensive collection of documents and especially letters from the Brunner circle and those pertaining to the Brunner reception.

This record group documents the work of the Hadassah national board through board and executive committee meeting minutes, board member subject files, correspondence and reports, as well as minutes and materials generated by Hadassah ad-hoc and non-Executive committees, from 1912-2012. This record group also includes files from milestone anniversaries of Hadassah and legal documents pertaining to its projects.

The Edith Neumann Estate Collection documents aspects of the microbiologist Edith Neumann's private life. Included is a large amount of personal correspondence to herself and her husband as well as documentation on the art collection of her father Alfred Spitzer. Other papers include correspondence of her husband Fritz Neumann with colleagues and his professor Martin Heidegger and some personal papers of Edith Neumann, primarily documenting her death.

The Ester Rosenstark Family Collection contains mostly photographs, which document Ester's early life in Zurich, the family's emigration to Palestine and their life there. Most photos are in a small format and in black and white. Also included are official and some personal documents, as well as a short overview of Ester Rosenstark's family members and their relations.

This record group includes documents created and maintained by the Office of the President, the Office of the Executive Director and the Chair of the Division Coordinators/Directors Committee. Prominent is the Henrietta Szold series, containing correspondence by and to Szold as well as printed materials written by and about her. The files in this record group were created by a national president or executive director, or for their use, or maintained in their office during their years in office. Included are correspondence, minutes, memos, publications, reports and subject files on topics with which these individuals were involved.

The collection consists of correspondence with rabbis and Torah scholars mostly in Poland, Rumania, Hungary, Russia, Palestine and the U.S. There are also some printed reports as well as materials relating to Rabbi Henkin. The bulk of the records cover the 1926-1936 period.

Hadassah Functions and Operations Records represent the bulk of aid and services provided to Hadassah's membership, from the 1920s to 2011. Materials found in the record group include correspondence, clippings, press releases, manuals and kits for chapters and members to implement programming and chapter structure, fundraising campaigns, scripts, study guides, programming for local and national meetings, biographical files, and training documentation. Departments documented in the record group include Public Affairs, Education, Women's Health, American Affairs, Zionist and International Affairs, Speakers Bureau, Fundraising, Program, Organization, Outreach and Tourism Departments. Materials related to the general administration of Hadassah are also in the record group; these materials include research and development of projects, archives department correspondence and other materials, Hadassah House administration, and strategic planning. The record group also documents Hadassah's efforts to expand membership outside of the United States, by the development of Hadassah International.

This collection consists of 100 documents and approximately 350 photographs documenting Ungar's experience as a dental officer with the American Zionist Medical Unit for Palestine. Includes: a biographical sketch, letters pertaining to application for Palestine service and U.S. Army deferment, money, memorabilia, Palestine correspondence, Zionist Medical Unit reports, and commendations of Ungar's service.

The records of the People's Relief Committee for Jewish War Sufferers consist of correspondence with Jewish communities and relief organizations in Europe, Palestine, Cuba, South America, the United States, and Canada; as well as scrapbooks containing U.S. and Canadian Yiddish and English newspaper clippings and printed promotional literature pertaining to the fundraising activities of the People's Relief Committee in North America and abroad.

Sephardic House was established in 1978 as a correction to the often-overlooked contributions of the Sephardic community to American-Jewish culture. The Records of Sephardic House documents the administrative, programming, and publishing activities of Sephardic House since its founding. Such documents include financial records, meeting minutes, correspondence, artist portfolios, press releases, photographs, slides, and much more.

The Hadassah Medical Organization Records in the Hadassah Archives document Hadassah's work in providing health care resources in Palestine/Israel since 1918. The activities documented revolve around the development of the Hadassah Hospital; health centers; dental centers; occupational and rehabilitative services; medical, nursing, dental, and pharmacy schools; as well as numerous educative and preventive projects, especially those aimed at infant care. The documents also reflect the history of the Yishuv (Jewish settlement in Palestine) and the establishment of the State of Israel. The record group contains articles, clippings, correspondence, financial records, fundraising material, minutes, personal accounts, press releases, publicity material, reports, and statistical reports.

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 mostly contains Friedmann family correspondence, collected by Herbert Freeman (1925-). The letters cover the period 1904-1951, written by Jews from Germany either in Germany or after their emigration to either Palestine/Israel or to the United States. It also contains photocopies from the National Archives related to Herbert and Henry Friedman's migration to the United States and family trees of the Friedmann family.

This collection contains the personal papers of Hilde née Friedmann and her immediate family. Born to a cattle dealer in Bavaria in 1901, Hilde fled Germany for Palestine and then the United States, where she worked as a seamstress. Included are official documents, correspondence, restitution materials, and photographs.

Items in this collection document deportation, family separation, immigration and efforts to seek restitution by Ilse Gamper. Medical, financial and employment records can also be found in this collection as well as correspondence and photographs.

This collection contains various materials, mostly photocopies, assembled by Jean Korn on the history of the extended family of Isaak Bergmann. The collection notably includes several original documents and photographs of the Bergmann family extending from the 19th into the late 20th century, as well as materials on the related Kristeller, Imbach, Herzmann, Badt, and Leisten families.

The collection consists primarily of correspondence reflecting Calmenson’s involvement in numerous national and local Jewish organizations. The largest quantity of materials is in relation to his work with the United Palestine Appeal (1926-1945, primarily 1926-1929), and the Zionist Organization of America (1919-1952). Among the local St. Paul Jewish organizations, the largest quantity of materials relates to the Emergency Committee for Palestine (1942-1951), and the Zionist Organization of America, St. Paul Chapter (1918-1950). Among his correspondents are Harry S. Truman, H.V. Kaltenborn, and Emanuel Neumann. Among the topics dealt with are the 1929 riots in Palestine, the protest against the Passfield paper, and the establishment of a Jewish army after World War I. The collection also contains materials relating to Calmenson’s private activities, and miscellaneous writings and papers belonging to the Calmenson family.

This collection contains correspondence, documents, and newspaper clippings relating to the life and activities of Frankel in the Metropolitan Life Insurance Company, as well as in other social welfare Jewish organizations. Includes biographic and bibliographic data; manuscript and printed copies of his writings; speeches on the subjects of health, insurance and Jewish affairs; and miscellaneous personal correspondence, particularly especially with Milton Rosenau.

Correspondence, original musical works and arrangements by Leo Low, printed sheet music of compositions by Leo Low, personal documents. Correspondents include Samuel Alman, Israel Alter, Abraham M. Bernstein, Abraham W. Binder, Gershon Ephros, Michl Gelbart, Mordechai Herschman, Meyer Posner, Jacob Rapoport, Josef (Yosele) Rosenblatt, Salomon Rosowsky, Jacob Weinberg, Lazar Weiner, Chemjo Vinaver, Julius Wolfsohn, Stefan Wolpe. Compositions by Leo Low include liturgical works, Jewish holiday songs, folk songs. Arrangements and rearrangements include works by Samuel Alman, Platon Brounoff, Julius Chajes, Isaac Dunajevsky, Michl Gelbart, Solomon Golub, Moses Beer Korotiansky, Zavel Kwartin, Marc Lavry, Louis Lewandowski, Shalom Postolsky, Baruch Leib Rosowsky, Zeidel Rovner, M. Schneyer, Mark Warschawski, Leib Yampolsky, Mordechai Zeira. Poets whose works were set to music by Low include Hayyim Nahman Bialik, David Edelstadt, Szmerke Kaczerginski, Isaac Leib Peretz, Abraham Reisen, Morris Rosenfeld, Zalman Shneur.

The Lipsky Family Papers reflect the professional and personal activities of Eleazar Lipsky (1911-1993), his father, Zionist leader Louis Lipsky (1876-1963), and his mother, Charlotte Lipsky (1879-1959), as well as other family members. Eleazar Lipsky was a lawyer, novelist, Zionist and the head of the Jewish Telegraphic Agency in the early 1960s. While working on a multi-part family novel, Eleazar Lipsky gathered and arranged much of the family material in this collection. In addition to family history, the collection contains information on the American Zionist movement, Bernard Richards’s role in the Committee of Jewish Delegations at the 1919 Paris Peace Conference, and various legal battles involving such parties as the Jewish Week, the American Examiner, Doubleday, Philip Hochstein and Lillie Shultz. The materials include correspondence, an unfinished manuscript, legal transcripts, clippings, speeches, research materials, financial documents, miscellaneous writings and a few photographs.