. Bulletin of the Geological Society of America. Geology. â ^'^â ^'''--l ft' ^)^?^' â ⢠â 'â ' ' A'^'^'^'. 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