1930. Iowa. State Planning Board. Committee on Land Purchase & Mortgage. 1 map black line ; 84 x 115 cm Iowa state plan. "Project no. 1031.". Iowa. State Planning Board.
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1930. Iowa. State Planning Board. Committee on Land Purchase & Mortgage. 1 map black line ; 84 x 114 cm Iowa state plan. "Project no. 1031.". Iowa. State Planning Board.
1930. Iowa. State Planning Board. Committee on Land Purchase & Mortgage. 1 map black line ; 71 x 110 cm Iowa state plan. "Project no. 1031.". Iowa. State Planning Board.
1930. Iowa. State Planning Board. Committee on Land Utilization. 1 map black line ; 83 x 113 cm Negative. "Effective acreage = total farm land leass land in forest, waste, buildings, roads, and feed lots." "Iowa... Iowa. State Planning Board.
1930. Title supplied by cataloger based on information from sheet label. Image is a photoreduction of the mosaic 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 label. Image is a photoreduction of the mosaic created from original aerial photographs... United States. Department of Agriculture and United States. Agricultural Stabilization and Conservation Service.
1930. Iowa. State Planning Board, Iowa Geological Survey, and Chariton Basin Planning Board (Iowa). [21] pages illustrations ; 29 cm. Iowa. State Planning Board.
1930. Title supplied by cataloger based on information from sheet label. Image is a photoreduction of the mosaic created from original aerial photographs... United States. Department of Agriculture and United States. Agricultural Stabilization and Conservation Service.
1930. Freeman, Homer J. and Rauscher, Willis F. 91 leaves illustrations ; 28 cm. Iowa. State Planning Board. Committee on Population and Social Trends.
1930. (Kean Map Co., 1930, Atlas and Plat Book of Dallas County, Iowa); 1 atlas: b&w.; 31 X 39 cm. No known copyright restrictions. Iowa State University... Kean Map Co.