1978. United States. Soil Conservation Service. "Base map prepared by SCS, WTSC Carto Unit from AMS 1:250,000 series."; Sheet 1 has text on verso.; Includes location map. 64 x 81 centimeters; 89 ... Dept. of Agriculture, Soil Conservation Service (Fort Collins, Colo.).
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1978. United States. Soil Conservation Service. "Base map prepared by SCS, WTSC Carto Unit from AMS 1:250,000 series."; Sheet 1 has text on verso.; Includes location map. 62 x 65 centimeters; 36 ... Dept. of Agriculture, Soil Conservation Service (Fort Collins, Colo.).
1978. United States. Soil Conservation Service. "Base map prepared by SCS, WTSC Carto Unit from AMS 1:250,000 series."; Text on verso.; Includes location map. 29 x 42 centimeters; 56 x 89 centime... Dept. of Agriculture, Soil Conservation Service (Fort Collins, Colo.).