- Esther Maria Lewis Chapin collection of Washington family documents, 1743/18522
- European figure engravings, 1535/18492
- Facilities Management Records, 1678/20031
- Faculty Assembly Records, 1729/20083
- Fairfax Harrison Papers, 1736/19451
- Fairfax-Spencer family recipe book, 1694/17951
- Florence Montgomery, Compiler, Monongalia and Tyler Counties Genealogies, 1700/19501
- Fowler Family Papers, 1700/1943, bulk 1830/18601
- Francis P. Lee Papers, 1727/19301
- Galt Papers (III), 1750/19912
- Genealogical Society of Southwestern Pennsylvania, Collector, Material regarding Monongalia County Unrecorded Wills, 1726/17811
- George Mason Papers, 1706/18582
- George Mason University Student Government records, 1968/20191
- George Washington collection, 1654/17992
- George Zimmerman Travel Account, 1744/1760, bulk 17441