- M. E. Greene ledger, 1895/19122
- M. Thomas Inge papers, 1879/20011
- M.E. Lovell manuscript embroidery book and sample work, 1900/19133
- M.J. Garrison and Company Records, 1858/19201
- M.J. Garrison and Company Records, 1868/19221
- M.J. Garrison and Company Records, 1876/19121
- MCV Foundation/Monumental Church records, 1957/19654
- Mabel DeVries Tanner, Playwright, Correspondence and Play Scripts, 1906/19651
- Mabel Marie Griffith, Compiler, Scrapbooks of a Morgantown Resident, 1903/1929, bulk 1911/19201
- Maben Jones Papers8
- Macon County, Alabama, Household and Recipe Book, 1842/19181
- Madison Friendship Lodge Grand United Order of Odd Fellows collection, 1880/19377
- Mae Robinson Stiles, Compiler, History of Wana, 1800/19301
- Maguire Family Scrapbook, 1911/19292
- Major W. P. Tams, Jr. Transcript of an Interview, 1825/19341