1980. United States. Soil Conservation Service. "Base compiled from U.S.G.S. quadrangle sheets and county highway map, polyconic projection."; "50,000 foot grid ticks based on the Texas state pla... The Service (Fort Worth, Tex.).
Search Results
1980. United States. Soil Conservation Service. Shows land use.; Includes vicinity map.; "February 1980 base 4-R-37246." 58 x 98 centimeters. USDA-SCS (Fort Worth, Tex.).
1980. United States. Soil Conservation Service. Shows land use.; Includes vicinity map.; "October 1979 base 4-R-37196." 73 x 74 centimeters. USDA-SCS (Fort Worth, Tex.).
1980. United States. Soil Conservation Service. Shows land use.; Includes vicinity map.; "February 1980 base 4-R-37195." 82 x 71 centimeters. The Service (Fort Worth, Tex.?).