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Start Over You searched for: Author Geological Survey (U.S.) Remove constraint Author: Geological Survey (U.S.) Subject Elevation Remove constraint Subject: Elevation Place Ohio Remove constraint Place: Ohio Place Alaska Remove constraint Place: Alaska Place Arkansas Remove constraint Place: Arkansas

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1. 1:1,000,000-Scale Contours of the Conterminous United States Line Stanford University Public content

2014. Geological Survey (U.S.). This line shapefile shows elevation contour lines for the conterminous United States. The map layer was derived from the 100-meter resolution eleva... National Atlas of the United States.

3. North American Atlas - Bathymetry (Polygons) Polygon Stanford University Public content

2004. Instituto Nacional de Estadística, Geografía e Informática (Mexico), Canada Centre for Mapping, and Geological Survey (U.S.). This polygon shapefile contains bathymetric data with depth in metres for ocean areas covered by the extent of the North American Atlas project. Is... Canada Centre for Mapping.