| Photographers number: | 3785 |
|---|---|
| Title: | At the Mechanics' Institute. |
| Photographer: | Carleton E Watkins |
| Publisher: | Carleton Watkins |
| Format: | Stereograph |
| Image courtesy of: | The Society of California Pioneers |
| Tags: | California | Mechanics Institute | San Francisco | San Francisco County |
| CarletonWatkins.org ID: | 1003497 |