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You searched for: geology Remove constraint geology Publisher Geological Survey Division (Urbana, Ill.) Remove constraint Publisher: Geological Survey Division (Urbana, Ill.) Publisher State of Missouri Bureau of Geology and Mines (Rolla, Mo.) Remove constraint Publisher: State of Missouri Bureau of Geology and Mines (Rolla, Mo.) Place Illinois Remove constraint Place: Illinois

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Illinois-Missouri, Jonesboro quadrangle Maps maps University Of Illinois Urbana Champaign university-of-illinois-urbana-champaign

1923. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1918 and 1921";Relief shown by contours and spot heights.;1 map, colored;45 x 36 cm.;1:62,500. Geological Survey (U.S.), Geological Survey Division (Urbana, Ill.), and State of Missouri Bureau of Geology and Mines (Rolla, Mo.).

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Illinois-Missouri, Campbell Hill quadrangle : topography Maps maps University Of Illinois Urbana Champaign university-of-illinois-urbana-champaign

1918. Geological Survey (U.S.). Contour interval 20 feet.;"Surveyed in 1915-1916.";"Surveyed in cooperation with the States of Illinois and Missouri."; (W 89⁰45ʹ00ʺ--W 89⁰30ʹ00ʺ/N... Geological Survey Division (Urbana, Ill.), State of Missouri Bureau of Geology and Mines (Rolla, Mo.), and Geological Survey (U.S.).