| Photographers number: | 202 |
|---|---|
| Title: | East Portals of Tunnels Nos. 6 and 7 |
| Notes: | A.A. Hart mount |
| Photographer: | Alfred A Hart |
| Publisher: | Alfred A Hart |
| Format: | Stereograph |
| Image courtesy of: | Library of Congress |
| Tags: | California | Placer County |
| CarletonWatkins.org ID: | 1004907 |