Relief shown by shading and spot heights. Available also through the Library of Congress Web site as a raster image. Includes location map with radial distances, comparative area map, and subject maps of "Economic activity," "Vegetation," "Population," and "Ethnic groups." In lower margin: 17A.
United States. Central Intelligence Agency
1983
<a rel="nofollow" class="external free" href="https://www.loc.gov/item/84691665/">https://www.loc.gov/item/84691665/</a>