| Notes: |
Part of a notebook collection on photos on construction of Oswego Lake Dam from August to December, 1921 |
| Notes on back: |
No. 12. Looking southwestly along same from northerly extremity |
| Duplication rights: |
Credit Lake Oswego Public Library |
| Keywords: |
Boulders; wooden tower; workers |
| Subjects: |
Oswego Lake (Or.); Dam |