- Lowndes, Thomas1
- Lytle, B. F. (War Claim Agent)1
- MacKinney, A. L. (photographer)1
- Magnolia Gardens (photographer)1
- Malespine, A.1
- Malloy, Charles A. (Charles Alexander), 1839-19191
- Margaret Bourke-White1
- Martin Starr and Walter.1
- Masury, S.1
- Mattoon, W.R. (photographer)1
- Mayer, Ferdinand (composer)1
- McDowall, Andrew1
- McDowell, Sue, fl. 18611
- McLean, J. K.1
- Methodist Episcopal Church1
- Meyer, Henry A. (fl. 1878)1
- Middleton, H.A.1
- Middleton, Williams, 1809-18831
- Milliken, Sam'l B.1
- Mitchell, Isaac1