. Bulletin of the Geological Society of America. Geology. VOL. 13, 1901. PL. 37 ?>: 47 46 45 56 55 54 52 50 49 48 47 45 i,on, Pa. Near Bellaire, Belmont county Ohio (After I. C. White) 'VX1!-1' 52 Pike creek, Belmont county- Ohio (After I. C. White). Dunkard formation (56-61) MonongaJiela formation SS5. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Geological Society of America. [New York : The Society]

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Keywords: ., bookcentury1800, bookdecade1890, booksubjectgeology, bookyear1890