The National Map - Elevation [unknown]

2002 Fact Sheet   unpublished
T Th he e N Na at ti io on na al l M Ma ap p --E El le ev va at ti io on n A shaded relief representation of the conterminous United States part of the National Elevation Dataset (NED). Elevation is shown as a range of colors, from dark green for low elevations to white for high elevations.
doi:10.3133/fs10602 fatcat:hhza7x5qprbprptxowqqleuxz4