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Creator
- United States. Army. Corps of Engineers11
- Aero Service Corporation6
- American Aerial Surveys, Inc.6
- Fairchild Aerial Surveys, inc.6
- Pacific Aerial Surveys6
- Air Flight Service3
- Earthdata (Firm)2
- Russell, George E.2
- California. Department of Fish and Game1
- California. Division of Forestry1
- Cartwright Aerial Surveys (Sacramento, Calif.)1
- Sunderland, Clyde1