Subject
- Camping34
- Historic house museums34
- Bridges32
- Amphitheaters31
- Architecture31
- Picnic grounds31
- Aerial views30
- Parking30
- Family recreation28
- Home demonstration work28
- Maps28
- Historic buildings--Conservation and restoration27
- Parking lots27
- Forestry schools and education26
- Sheds26
- Wooden-frame houses26
- Camp sites, facilities, etc25
- Small groups25
- Day camps24
- Rubble24