| Photographers number: | 198 |
|---|---|
| Title: | East Portal of Summit Tunnel, Length 1,660 feet |
| 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: | 1004902 |