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Creator
- United States. Army. Corps of Engineers49
- Pacific Aerial Surveys15
- Sanborn (Firm)9
- American Aerial Surveys, Inc.6
- Cartwright Aerial Surveys (Sacramento, Calif.)5
- Earthdata (Firm)5
- Air Flight Service3
- Fairchild Aerial Surveys, inc.3
- Aero Service Corporation2
- California. Division of Forestry2
- California. Department of Fish and Game1
- Russell, George E.1
- Sunderland, Clyde1