| Photographers number: | 88 |
|---|---|
| Title: | Horse Ravine Wall and Grizzly Hill Tunnel. 77 miles from Sacramento |
| Notes: | A.A. Hart mount |
| Photographer: | Alfred A Hart |
| Publisher: | Alfred A Hart |
| Format: | Stereograph |
| Image courtesy of: | Steve Heselton |
| Tags: | California | Placer County | Tunnel |
| CarletonWatkins.org ID: | 1004754 |