- Glasgow Photo Collection (MS349), 1900/19791
- Helen Norris Cummings Papers (MS072), 1865/19495
- Herbert Bryant, Inc. Records (MS081), 1926/19512
- Historic House Tours Collection (MS059), 1931/20171
- James E. Foley Railroad Collection (MS405), 1869/20024
- John K. Pickens Papers (MS057), 1964/19761
- John Toole Collection (MS067), 1838/19591
- Landmarks Society of Alexandria, Virginia Collection (MS079), 1934/19763
- Marguerite More Collection (MS246), 1931/19712
- May Family Papers (MS233), 1846/19492
- McKenney-Mills Collection (MS413), 20008
- McKnight, Piercy, and Jacobs Collection (MS051), 1792/19731
- Montgomery Dent Corse Papers (MS065), 1846/19822
- Northern Virginia Hotel Corporation Records (MS178), 1921/194715
- Penny C. Morrill Collection (MS104), 1970/19803