Subject
- Log buildings1
- Lower geyser basin (wyo.)4
- Luther burbank home & gardens (santa rosa, calif.)24
- Machine guns1
- Mailboxes7
- Mannish1
- Mansions1
- Maps3
- Marginalia1
- Maricopa point (ariz.)4
- Marquees1
- Meadows10
- Men36
- Mesas4
- Metropolitan museum of art (new york, n.y.)4
- Michigan2
- Microphones1
- Migrant agricultural laborers12
- Mineral deposits7
- Minerals7