Relief shown by contours and spot heights. USGS base map edited 1979. Includes location map and indexes to adjoining maps and to 1:24,000-scale maps. Designed to be folded to 23 x 11 cm. "N4400--W10400/30x60."
Series:
Surface management status United States. Bureau of Land Management. Surface-minerals management status. http://id.loc.gov/authorities/names/n86724748
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.