Subject
- Metropolitan museum of art (new york, n.y.)4
- Michigan2
- Microphones1
- Migrant agricultural laborers12
- Mineral deposits7
- Minerals7
- Minnesota1
- Missal1
- Missing leaves3
- Mission Indian 1
- Mississippi1
- Missouri1
- Monarch beer8
- Monuments & memorials12
- Morning glories1
- Mortars (Ordnance)1
- Morton arboretum16
- Motion picture posters1
- Motion pictures--Algeria1
- Motion pictures--France1