- Benjamin A. Banks Papers, 1855/19745
- Benjamin Cottrell Papers, 1910/19832
- Benjamin L. Wigfall Artist Archives and Mary Carter Wigfall Personal Papers, 1880/20232
- Bertha Fanning Taylor Papers, 1905/19772
- Bethlehem Stone Church Records, 1844/20114
- Bettie Hiter Willis Papers, 1864/19421
- Betty Brown Clemmer and Willis Clemmer papers, 1920/2015, bulk 1943/19491
- Beulah O. Allen Collection, 1905/1992, bulk 1920/19701
- Bishop William H. Marmion Papers, 1932/19811
- Black, Kent, and Apperson Family Papers, 1779/19843
- Blackley Family papers, 1830/20206
- Blacksburg Music Club Records, 1907/19711
- Blacksburg Woman's Club Records, 1907/19724
- Blacksburg [Virginia] Odd Fellows Records, 1902/19692
- Blake W. Corson, Jr., Papers, 1861/1984, bulk 1934/19791