. Bulletin of the Geological Society of America. Geology. Figure 1.—Section in small Gravel Pit, Waterville, Maine, near Locality 3 Shows the apparent siibaerial nature of the erosion at the contact of glacio-fluviatile gravels and marine sand and clay. The undulatory nature of the contact is thought to indicate a brief interval of erosion before the 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 S

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. Bulletin of the Geological Society of America. Geology. Figure 1.—Section in small Gravel Pit, Waterville, Maine, near Locality 3 Shows the apparent siibaerial nature of the erosion at the contact of glacio-fluviatile gravels and marine sand and clay. The undulatory nature of the contact is thought to indicate a brief interval of erosion before the 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