"January 1982 4-R-37738. Revised December 1981 4-R-34293 Plates AB." Shows highways, military, scheduled, and municipal airports. "Base compiled from AMS topographic map sheets and latest available general highway maps." Includes location map. Available also through the Library of Congress Web site as a raster image.
United States. Soil Conservation Service; Southwestern Oklahoma Development Authority
1982
<a rel="nofollow" class="external free" href="https://www.loc.gov/item/82692944/">https://www.loc.gov/item/82692944/</a>