. Bulletin of the Geological Society of America. Geology. 15, 1903, PL. 11. â »"â¢>; i!«a ^ sV *S^V IUTTALL < ( V W /WV , y of post- Is within field limits Pottsville time. 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