Blatchley, Raymond S. (Raymond Sillliman)Title from caption. At head of title: "Plate I." Compiled by R.S. Blatchley. 10 sections on one sheet. Geologic columns showing stratigraphic layering of coal, shales, sandstones, and oil and gas sands. Includes geologic time table and correlation lines. Detached from: The Oakland City, Indiana, oil field in 1910 / Ralph F. Blatchley. In Indiana Department of Geology and Natural Resources thirty-fifth annual report ... 1910. Indianapolis : Wm. B. Burford, 1911. Page 88.Imprint: [Indianapolis] : [Indiana Department of Geology and Natural Resources], [1911]; Imprint: [Indianapolis] : [Wm. B. Burford], [1911]Dimensions: on sheet 37 x 26 cmJPEGG4091.C57 1910 .B53engIndiana. Department of Geology and Natural ResourcesPublicMines and mineral resourcesGeology, Stratigraphic--PennsylvanianGeology, Stratigraphic--MississippianColumnar sections showing stratigraphic relationships of the Mansfield and Huron rocks in the eastern interior coal basinMapsIndiana1911Indiana University