Donor
- Mabel McKay8 objects
- Machinery Credit Corporation2 objects
- Macy's Department Store, San Francisco4 objects
- Madison Bentley1 objects
- Marceline Crane6 objects
- Marcelline Mollo1 objects
- Marci Winklestein1 objects
- Margaret A. Ward1 objects
- Margaret Condliffe Kessler1 objects
- Margaret Corinne Sinclair47 objects
- Margaret Gallagher4 objects
- Margaret Lantis1 objects
- Margaret Mason Whitney16 objects
- Margaret Mathewson4 objects
- Margaret O'Connell2 objects
- Margery Anneberg3 objects
- Margot Blum Schevill1 objects
- Margot Winer7 objects
- Maria Lepowsky5 objects
- Marian Steinbach1 objects