Documents the life and work of the first American professional woman architect, Louise Blanchard Bethune. Includes records on the Bethune and Dubke families, the life and work of Dr. Charles William Bethune (Louise Bethune's son), and photographs of the Blanchard family.

Family correspondence, deeds, wills, genealogical data, travel mementos, patents, clippings,and scrapbooks of Charles F. Zabriskie (CFZ) and his son Charles Lemaire Zabriskie (CLZ) of Cooperstown. Also documents of Jean LeMaire, an immigrant from France.

The collection contains approximately 1300 scores, half of which bear markings entered by Mikhashoff or his colleagues in preparation for performance. The collection includes manuscripts and print publications, both originals and reproductions.

The collection documents the history of the YWCA of Albany, which was founded in 1888 by a group of women led by Mrs. Acors Rathbun in order to provide housing and recreational activities for young women searching for work. Through the years, the organization expanded to include classes, childcare, athletics, essay contests, teen issue programs, and an annual awards dinner honoring women. Strengths include the extensive photographic material and meeting minutes from the board of trustees and directors. The collection is weakest at the beginning and end of the YWCA of Albany's existence.

The Young Women's Christian Association of Rochester and Monroe County Collection is comprised of six series:

This collection consists of the papers that document the history of the of the Rochester Young Men's Christian Association (Y.M.C.A.). The materials date between 1854 and 1981. The papers are comprised of photographs, brochures, reports, periodicals, correspondence, scrapbooks, and newspaper clippings.

Correspondence, manuscripts, speeches, documents, news releases, printed materials, audio recordings, and motion picture film. Of interest in the correspondence are letters from John Foster Dulles, Lieut. Gen. John R. Hodge and Maj. Gen. Archer L. Lerch, the first two U.S. military governors of South Korea, Syngman Rhee, Eleanor Roosevelt, and Kim Il Sung. His correspondence deals mainly with the issue of reunification. The manuscript series includes articles and speeches by Kim as well as unpublished manuscripts by others assigned to him. The documents are mainly those related to the Korean Affairs Institute. The press clippings and printed materials cover Korean problems from 1945 to 1975 and include Korean language newspapers and periodicals. Thera are also some books and pamphlets from his library, including printed volumes of Korean government documents and other books on Korea from the first two decades of the twentieth century, six electrical transcriptions of radio programs in which Kim was interviewed, and one motion picture film "Liberation of Korea."

Collection consists of records and memorabilia from the YMCA Buffalo Niagara (formerly the Young Men's Christian Association) dating from its inception in 1852.

The Yiddish Theater collection includes material on the Yiddish theater collective The Vilna Troupe (Di Vilner trupe) regarding their shows in Europe (press clippings and programs). The collection also includes a few ephemera (autographed pictures), some correspondence of M. Schneidow/Shnatman, Kalisch, and Jonas Jacobson, and a variety of typescripts/manuscripts (incl. film exposés by M. Schneidow). The collection also includes the Bergen Belsen photo albums and Yiddish sheet music of the twentieth century published in New York City (primarily by Hebrew Publishing Co. and Metro Music).

The first manuscripts collected at Columbia, these 2,350 volumes of manuscript books and bound volumes of letters were classified in the regular classification scheme (Dewey) with the call number preceded by the letter "X". They were cataloged by printed book rules into the main catalog. Cards are found in RBML in the correspondence and manuscript card files, as well as the "X" shelflist. No firther additions to this collection are made since the 1960s.