The collection consists of office files of Robert C. Johnson.

Letters to and from Robert McBurney during the later years of his service as secretary to the YMCA in New York City. Also included is correspondence from subsequent secretaries such as Henry Dickson, Burt Farnsworth, and Henry Orne.

Collection contains primarily correspondence of McBurney with other YMCA leaders. Also included are manuscripts of biographies of McBurney.

The collections contains office files of Robert S. House from the late 1970s and early 1980s. .

Papers, primarily correspondence, diaries, and travelogs, of Robert Weidensall documenting his 54 year career organizing YMCAs, including state, county, college and railroad work. The collection includes correspondence from Weidensall's brother, Jacob, who was involved in the Civil War; as well as many local YMCA leaders documenting the evolution of state, county and college work of the YMCA.

Board of Managers books for 2017.

Approximately 1000 YMCA cost studies conducted by Roger J. Brown during the period from the to late 1960s to 2011, the bulk while he was director of the Management Resource Center serving the YMCAs of Wisconsin. The studies focus heavily on YMCAs in Wisconsin and in neighboring Midwestern states, but also include studies for YMCAs and YMCA camps across the United States and Santiago, Chili.

The collection consists primarily of minutes of the Federation of Concerned Associations (FOCA) and other organizations in the period 1967-1970.

Photographs, primarily from the period 1930-1960, of the Bethelship Seamen's Branch YMCA in Brooklyn and the Seamen's House YMCA branch in Manhattan. .

Collected minutes, brochures, correspondence, and reports from the Seamen's House YMCA (New York, N.Y.), primarily from the period 1956-1977.

Collected printed and manuscript materials from the Second Avenue Branch of the YMCA of the City of New York, including brochures, minutes and branch publications.

Manuals, presentation slides, project information, data, reports and other information created and collected by Stacy Saunders while working for the YMCA of the USA from 1998 to 2019 in various roles providing leadership, training, and support to Y-USA Resource Directors and other specialists providing consulting services to local YMCAs around the United States

Minutes, agendas, brochures and pamphlets, correspondence, proceedings, committee reports, publications and journals, and other materials that reflect the involvement of the YMCA in New York City in state, regional, national and international YMCA organizations.

Collected reports, minutes, brochures and publications from the Staten Island YMCA branches.

Collection contains the papers of the Student Activities Bureau at the University of Minnesota.

Minutes, correspondence, reports, topical files, publications, and other material documenting the work of the YMCA with students on college and university campuses in the United States and Canada. Also included are records concerning other national and international Christian student groups with which the Student YMCA worked. .

Records of the Railroad Department and later Transportation Department. Material includes secretary reports, information on the potential expansion of railroad work into foreign countries, as well as convention and conference reports. Also included is information on selected railroad branches, which ranges from a note card outlining basic information about the building to multiple folders containing minutes, reports and publications.

Summary of YMCA Archives holdings for thirty different editions of Trench and Camp, a newspaper published by the YMCA's National War Work Council for various U.S. Army camps during World War I.

Photographs of the building, indoor and outdoor activities and athletic events at the Highland Branch of the YMCA of Greater New York or its predecessor, the 26th Street Branch.

Collected branch histories, brochures, minutes, correspondence, reports, newspaper clippings and publications of the Twenty-Sixth Ward, Highland Park, Twelve Towns and North Brooklyn branches of the YMCA of Greater New York.

Collected minutes, advertising cards, event tickets, correspondence, committee records, annual reports and newspaper clippings from the French Branch of the YMCA of New York City.

Administrative files, club histories, and other records documenting the YMCA's involvement with the USO during and after World War II.

Reports, facsimiles of commissions and correspondence, and historical information about the United States Christian Commission, an organization founded by the YMCA to provide spiritual services to soldiers during the Civil War.

Collected minutes, reports, correspondence, programs, brochures, and other records related to the Uptown Branch of the YMCA of Greater New York.

Professional photographs and snapshots in black and white and color, of the Uptown Branch of the YMCA of Greater New York. Subjects include building interiors and exteriors, program participants, athletics and members.

Collected brochures, programs, governing documents, minutes and reports from the Vanderbilt Branch YMCA and other railroad branches.

The collections consists of branch-related materials such as reports, memos, studies and other material collected by Walter F. Jacoby during his tenure as Vice President for operations and programs at the YMCA of Greater New York.

The collection contains correspondence by Walter Jacoby to Cody Moffat and Millard Collins while Jacoby was employed by the International Committee of the YMCA of the United States and Canada as staff with the YMCA in Beirut, Lebanon.

Photographs, correspondence, and other materials documenting Walter Teeuwissen and his experiences as a YMCA secretary working with prisoners of war in Siberia in 1919 to 1920.

Collected planning documents, brochures and publications of the Washington Heights branch of the Young Men's Christian Association of the City of New York.