Scale 1:450,000. Relief shown by shading and spot heights. "35213." Includes "Index" map. Available also through the Library of Congress Web site as a raster image. AACR2
United States. Central Intelligence Agency
1962
<a rel="nofollow" class="external free" href="https://www.loc.gov/item/75694037/">https://www.loc.gov/item/75694037/</a>