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Author
- National Imagery and Mapping Agency47
- ESRI33
- Environmental Systems Research Institute, Inc. (ESRI)28
- Environmental Systems Research Institute (Redlands, Calif.)25
- DeLorme Publishing Company, Inc.18
- Garmin International, Inc.10
- Economic and Social Research Institute (Reston, Va.)9
- World Wildlife Fund9
- Esri8
- Economic and Social Research Institute7
- Global Change Department National Institute of Public Health and Environmental Protection5
- United States. National Aeronautics and Space Administration3
- Lee M. Osmonson, USGS, Denver, CO (comp.)2
- United States. National Geospatial-Intelligence Agency2
- David G. Frank1
- Douglas W. Steinshouer, Contractor to USGS, Denver, CO1
- EROS Data Center1
- Earth Resources Observation Systems1
- Earth Satellite Corporation1
- Feliks M. Persits, Contractor to USGS, Denver, CO (comp.)1