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.
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1930. W.W. Hixson & Co. Extent: 1 map Notes: Page from: Plat book of Eaton County, Michigan Scale approximately 1:51,000. Published by W. W. Hixson & Co.
1930. Iowa. State Planning Board. 1 map black line ; 83 x 115 cm Negative. Shows pasture demonstration areas, park or other recreation sites, and lake and stream improvement. Iowa. State Planning Board.
1930. W.W. Hixson & Co. Extent: 1 map Notes: Page from: Plat book of Newaygo County, Michigan Scale approximately 1:51,000. Published by W.W. Hixson & Co.
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. Iowa. State Planning Board. Water Resources Committee. 1 map black line, hand colored ; 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 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. Committee on Population Social Trends. 1 map black line ; 83 x 116 cm Negative. "Iowa state plan." "Project no. 1048.". Iowa. State Planning Board.
1930. Iowa. State Planning Board. Committee on Population & Social Trends. 1 map black line ; 72 x 110 cm Iowa state plan. "Project no. 1048.". Iowa. State Planning Board.
1930. Iowa. State Planning Board. Committee on Water Flow & Supply & Stream Pollution. 1 map black line ; 83 x 114 cm Iowa state plan. "Project 1044." "1044-1.". Iowa. State Planning Board.