Papers of Adrian Lyon documenting his work at many levels within the YMCA, primarily as chairman of the General Board of the National Council of the YMCA.

Collected records of the Bowery Branch of the New York YMCA, from its early history to its merger with the YMCA Vocational Service Center in 1945.

Correspondence, speeches, writings and biographies of Cephas Brainerd, secretary general of the YMCA International Committee from 1867-1892.

Papers of Channing H. Tobias, who served as senior secretary of the YMCA's Colored Work Department from 1924 to 1946, documenting his work in the area of race relations.

Papers of Charles Kellogg Ober, documenting his work in the student movement of the YMCA.

The collection includes reports, surveys, and other materials written and collected by Clifford M. Carey for the National Board of YMCAs, Research and Development Services, National Council, and the Ohio-West Virginia Area Council of YMCAs.

Collection contains primarily correspondence of Clifford Petitt with other YMCA leaders and an extensive manuscript autobiography of Clifford Petitt.

Papers of Dalton McClelland, documenting his work as general secretary in India, special secretary of the YMCA International Committee for North Africa, the Middle East and Asia, as well as representative of the YMCA World Alliance to the United Nations.

Presentation slides, project information, data, reports and other records created by Denise Berceli in her role as program specialist for the YMCA of the USA.

Correspondence, writings, speeches, reports, and memoirs of Ethan T. Colton documenting his life and particularly his work in the YMCA as a Secretary in the Foreign Department from 1918-1925.

Papers of Eugene Barnett documenting, in part, his work with Chinese YMCAs and his international travels in his role as general secretary of the International Committee.

Collection contains correspondence, news clippings, articles written by and about Harmon, speeches given by Harmon, as well as travel letters written during his extensive world travels.

The Frank Kiehne Papers reflect Kiehne's life long involvement in the YMCA from his experience as a youth program director in Chicago in 1947 to his retirement as the Secretary for Refugees and Rehabilitation for the World Alliance of YMCAs in 1990.

The collection includes reports, event programs, planning materials, studies, reports, minutes, clippings and other materials related to branches and camping collected by Gayle J. Lathrop.

Correspondence and reports documenting YMCA student work and foreign work, especially in China during the early 20th century.

Mostly personal materials on Harper Sibley and his wife, Georgiana's 50th anniversary and letters of condolence sent to Georgiana on Harper's death. Also included is correspondence concerning Harper's work with the YMCA.

Personal and YMCA-related papers of Harry A. Brunger, primarily material associated with his international YMCA work, particularly in Canton, China; Hong Kong; and Lebanon as a fraternal secretary. The bulk of the papers consist of correspondence, reports, memoirs, and extensive background materials, as well as extensive material related to several YMCA-related visits to China during the 1980s and 1990s, including video recordings and slides.

The collection includes biographical material, speeches and articles, and correspondence between Herbert L. Minard and other YMCA professionals, mostly dating from the transitional period between his stints in China and Jerusalem, and the months leading up to his retirement in 1973. Also included is information on the Nanking Union Church at which Minard was a Pastor during his time in China.

Geneaological material, correspondence, speeches and other largely personal materials from Lansdale's work with the YMCA in the United States and Greece.

Reports, correspondence, and other records documenting various committees, programs, and conferences intended to monitor and promote the process of integration and the elimination of racial inequality within the YMCA, as well as to identify and address the unmet needs of African American and other non-white people served by the organization.

The James W. McCandless papers consists of daily record books, scrapbooks, pamphlets, booklets, reports, and photographs primarily documenting James McCandless's career as a YMCA secretary in Minneapolis, Dayton, and Los Angeles from 1911 to 1946.

Papers of Jay Urice, primarily from his early career with the YMCA, including his reference and research files.

Papers of K. Brooke Anderson documenting his relief work in the Middle East, first with YMCA prisoner of war work and later representing other church organizations with refugees in the Gaza Strip.

Records documenting the life of Louis Penningroth, who served in the YMCA's international POW-relief efforts during WWI in Europe and Russia. Includes Penningroth family papers, as well as research compiled by Phil Penningroth for a novel detailing Louis's trip to Russia to negotiate the release of Allied POWs in 1919.

Workbooks, project materials, correspondence, reports, and other material related to Mick Johnson's work on YMCA values education and YMCA programs for youth and young adults during the 1970s and 1980s.

The collections consists of lists of employees and board members during the years 1852-1988.

The collection contains correspondence, position announcements, personnel files, newsletters and other publications, subject files related to human resources, brochures, policy manuals, reports and training material involving human resources activities at the YMCA of Greater New York. Also includes files of national YMCA employee organizations such as Employee Alliance and Employed Officers Relief Fund.

Miscellaneous photographs, contact sheets and slides of buildings, events, people, and activities of the Greater New York YMCA.

The collection includes a notebook and letters home written by Otis L. Linn while he was training and serving as a YMCA worker in France in 1918 and 1919.

Collected materials by Pence documenting his personal interests. Also included are materials on Pence's YMCA work.