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Publisher
- ESRI247
- Research and Innovative Technology Administration's Bureau of Transportation Statistics (RITA/BTS)8
- Department of Information Technology and Telecommunications4
- Esri4
- Federal Railroad Administration (FRA)4
- National Imagery and Mapping Agency4
- Research and Innovative Technology Administration/Bureau of Transportation Statistics4
- Federal Highway Administration (FHWA)3
- 2
- Australian Surveying and Land Information Group (AUSLIG)1
- Instituto Geografico Militar1
- U.S. Army Corps of Engineers Navigation Data Center1
- U.S. Geological Survey1