"March 1981." Cover title of accompanying text: Comprehensive plan. Spine title of accompanying text: Appalachian Trail comprehensive plan. "Source Data: Map base is Geological Survey 1:2,500,000 scale map, dated 1972." Accompanied by text: Comprehensive plan for the protection, management, development, and use of the Appalachian National Scenic Trail, Sept. 1981 (43, [97] p. : ill., maps (1 folded) ; 28 cm.) Notes, ill., and 3 strip maps of "Appalachian Trail" (scale 1:600,000) on verso. Available also through the Library of Congress Web site as a raster image.
United States. National Park Service. Appalachian Trail Project Office; Cartography, Inc
1981
<a rel="nofollow" class="external free" href="https://www.loc.gov/item/83694254/">https://www.loc.gov/item/83694254/</a>