Encyclopedias, Almanacs, Transcripts, and Maps
- Mork & Mindy
- Morris, Mark (1956—)
- Morrison, Toni (1931—)
- Morrison, Van (1945—)
- Morse, Carlton E. (1901-1993)
- Morton, Jelly Roll (1890-1941)
- Mosley, Walter (1952—)
- Moss, Kate (1974—)
- Mother's Day
- Motley, Willard (1912-1965)
- Mountain Biking
- Movie Palaces
- Movie Stars
- Mr. Dooley
- Mr. Smith Goes to Washington
- Mr. Wizard
- Ms
- MTV
- Muckraking
- Muni, Paul (1895-1967)