Patton, John B. (John Barratt), 1915-"Base from Map of Indiana, 1950 edition, published by the U.S. Geological Survey. Minor revisions and additions made from Indiana Department of Conservation, Geological Survey, county base maps." Includes 2 color cross-sections and notes.Imprint: [Bloomington] : Indiana Geological Survey, 1956.Dimensions: 59 x 31 cm; Scale: 1:1,000,000Coordinates: W0880000 W0844500 N0414500 N0375200JPEG33379338-167c-470d-a9ec-60ea52c23263G4091 .C5 1956 .P3engIndiana. Geological SurveyPublicGeologyGeologic map of IndianaMapsIndiana1956Indiana University