Indiana. Geological SurveyLetter inserted indicating map no. 10 last in series,, map dated 1958, letter dated 1962.Imprint: Bloomington, Indiana : Indiana Geological Survey, 1953Dimensions: 56 cm; Scale: Scales differ.JPEGG1401.H1 A! 1953engIndiana. Geological SurveyPublicMines and mineral resourcesAtlas of mineral resources of IndianaMapsIndiana1953Indiana University