1930. Title supplied by cataloger based on information from sheet labels. Images are photoreductions of mosaics created from original aerial photographs.... United States. Department of Agriculture and United States. Agricultural Stabilization and Conservation Service.
Search Results
1930. Iowa. State Planning Board. Committee on Land Utilization. 1 map black line ; 83 x 116 cm Negative. "Iowa state plan." "Project no. 1030.". Iowa. State Planning Board.
1930. Iowa. State Planning Board. 1 map black line ; 83 x 115 cm Shows state parks, wildlife refuges, and forests. "Iowa state plan.". Iowa. State Planning Board.
1930. Iowa. State Planning Board. 1 map blue line, hand colored ; 84 x 115 cm Shows state parks, wildlife refuges, and forests. Blueline print with hand coloring. "Iowa state plan.". Iowa. State Planning Board.
1930. Geological Survey (U.S.). 1 map on 8 sheets Scale 1:250,000. Approximately 1 inch to 4 miles Modified polyconic projection W 96°37′ --W 90°07′ /N 43°30′ --N 40°22′. Bureau of Public Roads.
1930. United States. Bureau of Public Roads. 1 map in 8 sections Scale 1:250,000. Approximately 1 inch to 4 miles Modified polyconic projection W 96°37′--W 90°07′/N 43°30′--N 40°07′. The Bureau.
1930. Iowa. State Planning Board. Water Resources Committee. 1 map black line ; 83 x 114 cm W.P.A. project no. 962. "Iowa state plan.". Iowa. State Planning Board.
1930. Title supplied by cataloger based on information from sheet labels. Images are photoreductions of mosaics created from original aerial photographs.... United States. Department of Agriculture and United States. Agricultural Stabilization and Conservation Service.
1930. Title supplied by cataloger based on information from sheet labels. Images are photoreductions of mosaics created from original aerial photographs.... United States. Department of Agriculture and United States. Agricultural Stabilization and Conservation Service.
1930. Title supplied by cataloger based on information from sheet labels. Images are photoreductions of mosaics created from original aerial photographs.... United States. Department of Agriculture and United States. Agricultural Stabilization and Conservation Service.