- M.J. Garrison and Company Records, 1858/19201
- M.J. Garrison and Company Records, 1868/19221
- M.J. Garrison and Company Records, 1876/19121
- Maben Jones Papers8
- Macon County, Alabama, Household and Recipe Book, 1842/19181
- Macon Family Manuscript Volumes, 1782/18882
- Mae Robinson Stiles, Compiler, History of Wana, 1800/19301
- Magazines, 1836/18961
- Major W. P. Tams, Jr. Transcript of an Interview, 1825/19341
- Malcolm MacPherson Brownlee Civil War diary and transcription, 1862/20201
- Male (Mayle) Family Genealogical Research Material, 1800/19801
- Malone Family Genealogy, 1700/19501
- Manley Family papers, 1707/19538
- Manliffe Hayes Account Books, 1851/1903, bulk 1851/18761
- Mann-Hutchinson Family Correspondence, 1870/19691