Search Constraints
You searched for:
Place
Alabama
Remove constraint Place: Alabama
Place
Canada
Remove constraint Place: Canada
Place
United States
Remove constraint Place: United States
Year
1993
Remove constraint Year: 1993
1 - 2 of 2
Search Results
1. Color North America Shaded Relief: 1-Kilometer Resolution
1993. USGS National Center for EROS. The North America Shaded Relief data were derived from the GTOPO30 elevation data. GTOPO30 is a global digital elevation model (DEM) with a horizon... National Atlas of the United States.
2. Grayscale North America Shaded Relief 1-Kilometer Resolution
1993. EROS Data Center. The grayscale North America shaded relief data were derived from the GTOPO30 elevation data. GTOPO30 is a global digital elevation model (DEM) with... National Atlas of the United States.