00932cam a22002651 4500 gs 61000214 DLC 20260227111410.0 790607s1960 inua b s000 0 eng gs 61000214 (OCoLC)5044865 DLC TxCM DLC premarc QE109 .A3 no. 23 Friedman, Samuel A. (Samuel Arthur), 1927- Channel-fill sandstones in the middle Pennsylvanian rocks of Indiana, by S. A. Friedman. Bloomington, State of Indiana, Dept. of Conservation, Geological Survey, 1960. 59 p. illus. Indiana. Geological Survey. Report of progress no. 23 Bibliography: p. 53-59. Sandstone Indiana. Geology, Stratigraphic Pennsylvanian. Geology Indiana. Report of progress (Indiana. Geological Survey) ; no. 23. 29546 29546