- Alfred Leyburn Papers, 1823/1899, bulk 1830/18393
- J. J. Fahrney Papers, 1886/19361
- John Oldham Steamship patent, 18171
- Milton R. Yarger, Inventor, Papers, 1934/19621
- Patricia Turner Ritchie collection on Brocks Gap, 1750/19901
- Peter Hawker Piano Forte and Other Keyed Instruments Patent, 18201
- Plat of "Marmion" in King George County, Virginia, 17971
- Rockingham County patents, 18761
- Stanford Family Legal Papers, 1639/17201
- W. L. Teter Papers, 1878/19111
- William E. Hughes papers, 1979/20001