"803307AI (R00349) 4-07." Relief shown by shading and spot heights. Depths shown by shading and soundings. Available also through the Library of Congress Web site as a raster image.
United States. Central Intelligence Agency
2007
<a rel="nofollow" class="external free" href="https://www.loc.gov/item/2009582403/">https://www.loc.gov/item/2009582403/</a>