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- Boundary Solutions, Inc.160
- U.S. Department of Commerce, U.S. Census Bureau, Geography Division, Geographic Products Branch81
- Vernadsky State Geological Museum10
- Geographic Data Technology, Inc. (GDT)5
- ESRI3
- Douglas W. Steinshouer2
- Douglas Steinshouer1
- Environmental Systems Research Institute, Inc. (ESRI)1
- Federal Emergency Management Agency1
- Feliks M. Persits1
- US Census Bureau, Geography Division1