Search

Search Constraints

Start Over You searched for: Year 1940 Remove constraint Year: 1940

Search Results

81. Iowa County, Iowa, 1940, aerial photomosaic index

Imagery University Of Iowa Public content
1940. 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.

83. Iowa-Illinois, Burlington quadrangle : topography

Maps University Of Illinois Urbana Champaign Public content
1940. Geological Survey (U.S.). Culture and drainage in part compiled from aerial photographs taken by Air Corps, U.S. Army.;"Surveyed in 1934.";Relief shown by contours and spot ... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

84. Iowa-Illinois, East Dubuque quadrangle

Maps University Of Illinois Urbana Champaign Public content
1940. Geological Survey (U.S.). Surveyed in 1935;Contour interval 20 feet.;Relief shown by contours and spot heights.;1 map, colored;46 x 34 cm.;1:62,500. Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).

85. Jackson County, Iowa, 1940, aerial photomosaic index

Imagery University Of Iowa Public content
1940. 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.

86. Jasper County, Iowa, 1940, aerial photomosaic index

Imagery University Of Iowa Public content
1940. 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.
1940. Color reproduction by Bureau of Agricultural Economics, U.S.D.A.; Includes chart showing type of land use, acreage, and recommended use. Scale not ... U.S. Bureau of Agricultural Economics.

88. Jefferson County, Iowa, 1941, aerial photomosaic index

Imagery University Of Iowa Public content
1940. 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.

89. Jones County, Iowa, 1940, aerial photomosaic index

Imagery University Of Iowa Public content
1940. 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.

90. K-52-52

Maps Public content
1940. Scale =1:100,000.