"*GPO: 2004--304-337/00086. Reprint 2004." Relief shown by shading and spot heights. Includes text, area map, location map, and col. ill. Text and ill. (some col.) on verso. Available also through the Library of Congress Web site as a raster image.
United States. National Park Service
<a rel="nofollow" class="external free" href="https://www.loc.gov/item/2005627243/">https://www.loc.gov/item/2005627243/</a>