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Start Over You searched for: Author Geological Survey (U.S.) Remove constraint Author: Geological Survey (U.S.) Bounding Box -40.000931 39.999015 -39.999064 40.000987 Remove constraint Bounding Box: -40.000931 39.999015 -39.999064 40.000987

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301. Illinois-Wisconsin (Winnebago County), Rockford quadrangle : topography

Maps University Of Illinois Urbana Champaign Public content
1918. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1917.";"Surveyed in cooperation with the War Department and the State of Illinois.";Relief shown by contours... Geological Survey (U.S.), Geological Survey Division (Urbana, Ill.), and War Dept., Corps of Engineers, U.S. Army (U.S.).

303. Indian territory

Maps Pennsylvania State University Public content
1895. Geological Survey (U.S.). Indians of North America--Oklahoma--Claims--Maps.

304. Indiana-Illinois, New Harmony quadrangle : topography.

Maps University Of Illinois Urbana Champaign Public content
1903. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1901.";Includes "diagram of township.";Relief indicated by contours and spot heights.;1 map, colored;45 x 36... Geological Survey (U.S.).

305. Indiana-Illinois, Vincennes quadrangle : topography

Maps University Of Illinois Urbana Champaign Public content
1915. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1911-1913.";"Surveyed in cooperation with the State of Illinois."; (W 87⁰45ʹ00ʺ--W 87⁰30ʹ00ʺ/N 38⁰45ʹ00ʺ--N ... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill).

306. 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.).

307. Iowa-Illinois, Clinton sheet : reconnaissance map

Maps University Of Illinois Urbana Champaign Public content
1908. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1890.";Relief shown by contours.;1 map, colored;45 x 34 cm.;1:62,500. Geological Survey (U.S.).

308. Iowa-Illinois, Davenport sheet : reconnaissance map

Maps University Of Illinois Urbana Champaign Public content
1927. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1889.";Relief shown by contours and spot heights.;1 map, colored;45 x 34 cm.;1:62,500. Geological Survey (U.S.).

309. 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.).

310. Iowa-Illinois, Fort Madison quadrangle

Maps University Of Illinois Urbana Champaign Public content
1936. Geological Survey (U.S.). Contour interval 20 feet.;"Culture and drainage in part compiled from aerial photographs taken by Air Corps, U.S. Army.";"Surveyed in 1928 and 1933... Geological Survey (U.S.) and Geological Survey Division (Urbana, Ill.).