- Beattie Family University Memorabilia, 1875/19593
- Bell, Kent, Cloyd, Withrow Family Collection, 1780/199841
- Benjamin Cottrell Papers, 1910/19834
- Benjamin Huddle Diary, 1861/20062
- Bernard L. Parsons Papers and Photographs, 1918/19421
- Bertram Y. Kinzey, Jr., Papers, 1940/19555
- Betty L. Moss Architectural Collection, 1950/20071
- Beulah O. Allen Collection,, 1905/1992, bulk 1920/19703
- Bishop William H. Marmion Papers, 1932/19812
- Black, Kent, and Apperson Family Papers, 1779/198419
- Blacksburg - Virginia Polytechnic Institute Civilian Defense Council Records, 1942/19458
- Blacksburg Baptist Church Records, 1894/20079
- Blacksburg Community Concert Association Records, 1936/19693
- Blacksburg Community Federation Records, 1926/19575
- Blacksburg Deaths Journal,, 1917/19472