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Start Over You searched for: Year 1909 Remove constraint Year: 1909 Publisher Bureau of Geology and Mines (Rolla, Mo.) Remove constraint Publisher: Bureau of Geology and Mines (Rolla, Mo.) Bounding Box -180 -89.81531 180 89.456192 Remove constraint Bounding Box: -180 -89.81531 180 89.456192

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1. Missouri-Illinois, Weingarten quadrangle : topography

Maps University Of Illinois Urbana Champaign Public content
1909. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1907.";"Surveyed in cooperation with the State of Missouri.";Relief shown by contours and spot heights.;1 ma... Bureau of Geology and Mines (Rolla, Mo.) and Geological Survey (U.S.).