| Photographers number: | 257 |
|---|---|
| Title: | Tunnel No. 12, Strong's Canyon |
| Notes: | Watkins mount |
| Photographer: | Alfred A Hart |
| Publisher: | Carleton Watkins |
| Format: | Stereograph |
| Image courtesy of: | Miguel A. Mata |
| Tags: | California | Placer County | Viewpoint Looking Out |
| CarletonWatkins.org ID: | 1005481 |