Dictionaries, Thesauruses, Pictures, and Press Releases
- Mason & Hamlin Co.
- Mason, Benedict
- Mason, Colin
- Mason, Edith (Barnes)
- Mason, Luther Whiting
- Mason, Marilyn (May)
- Mason, William
- Masques et Bergamasques
- Mass in D
- Mass of Life, A
- Mass of Pope Marcellus
- Massa, Juan Bautista
- Massaino (Massaini), Tiburtio
- Massarani, Renzo
- Massart, (Joseph) Lambert
- Massart, Nestor-Henri-Joseph
- Massé, Victor (actually, Félix-Marie)
- Masselos, William
- Massenet, Jules (-Émile-Frédéric)
- Masséus, Jan