Collection
- Bryan Family Collection, Circa 1800-1959208
- Bryans, Dr. Herbert L., Papers (1885-1966), 1885-1966, Date acquired: 06/00/1982135
- Bryans, Dr. Herbert L., Papers (1887-1964), 1887-1964, Date acquired: 08/27/198037
- Bryant West Indies British Parliamentary Acts Collection, 1712-1873127
- Bryant West Indies Ephemera Collection, 1682-196839
- Bryant West Indies Slides Collection, Circa 1940-198124
- Buchli, James F., Collection, 1985, Date acquired: 03/00/19852
- Bucky Family Papers, 1893-19151
- Bud Gardner photograph collection, 1930-194926
- Buehler Planetarium, 1993–2000 (with some undated material)12
- Buffalo Convention Fourth Division U.S.R.M.S.M.B.A. Letter, June 1, 18841
- Building Plans, Undated1
- Burgert Brothers collection of Tampa photographs, bulk 1890-1960775
- Burgoyne, Bruce, Papers, Date acquired: 00/00/19839
- Burke, Yolanda Pinney, Papers, Date acquired: 07/00/19819
- Burnett Roth Collection, 1930-2001195
- Burnett Roth Collection, 1946-19991
- Burrow, Dorothy, Papers, 1840-1979, Date acquired: 07/00/198349
- Burt Szabo music collection, 1955-20171,088
- Burton Van Deusen Circus Collection, 1954-1984, Date acquired: 03/21/20114