- MX (Weapons system)1
- Marshall, F. Ray1
- Massell, Sam1
- Mattingly, Mack, 1931-1
- Maui (Transport ship)1
- Mayors--Georgia--Perry--Interviews1
- McDonald, Lawrence Patton1
- McGovern, George S. (George Stanley), 1922-1
- Medicaid1
- Medical College of Georgia1
- Medicare1
- Mercer University--Alumni and alumnae1
- Mondale, Walter F., 1928-1
- Montgomery, G. V. (Gillespie V.)1
- Moore, Frank1
- NASCAR (Association)1
- National Association for the Advancement of Colored People1
- National Independent Party (U.S.)1
- National Pest Control Association1
- Newnan times-herald1
