"*GPO: 2002--491-282/40282. Reprint 2002." English. Legend and table also in Spanish. Includes text, location map, inset, and Diablo East detail map. "Do not use this map for navigation." Text and col. ill. on verso. Available also through the Library of Congress Web site as a raster image.
United States. National Park Service
2002
<a rel="nofollow" class="external free" href="https://www.loc.gov/item/2002630361/">https://www.loc.gov/item/2002630361/</a>