Shows soil and water conservation districts, congressional districts, SCS field offices, and SCS state office. Indexed for soil and water conservation districts. "1000067." Available also through the Library of Congress Web site as a raster image. ARP
United States. Soil Conservation Service; National Cartographic Center (U.S.)
1991
<a rel="nofollow" class="external free" href="https://www.loc.gov/item/92683203/">https://www.loc.gov/item/92683203/</a>