USGS 1:250,000 Topographic Quadrangle Series Index U.S.A. 1958-2002
- Description
- The following polygon shapefile represents the geographic extent of USGS 1:250,000 topographic maps (1- by 2-degree quadrangles) for the coterminous U.S. forty-eight states and District of Columbia.
- Publisher
- Environmental Systems Research Institute (Redlands, Calif.)
- Place(s)
- United States, Northern Hemisphere, Western Hemisphere, and North America
- Subject(s)
- polygon, location, boundaries, Topographic maps., and United States
- Year
- 1992-01-01T01:01:01Z
- Held by
- Tufts
