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Upturned Gardiners clay and Jacob sand on east coast of Gardiners Island. Suffolk County, New York. 1904. Plate 18-A in U.S. Geological Survey. Professional paper 82. 1914.
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New Madrid Earthquakes 1811-12. Trees with double sets of roots. Elevated trees left by scooping out of sand by overflowing Mississippi waters at the south end of Reelfoot Lake, Tennessee. The surface is now about at its original level and the original tree trunk can be seen continuing down to the level of the ground. Later, the tree was buried by sand to a depth of 5 feet and new roots formed. Still later, the sand was removed. 1904.
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Broken ground landslip area and inner scarp and tilted block northeast of Northport. Photo by G.N. Knapp. Suffolk County, New York. ca. 1903. Plate 13-A in U.S. Geological Survey. Professional paper 82. 1914.
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Unconformable contact between Hempstead(?) gravel member of Manhasset formation and Cretaceous deposits on Little Neck, Huntington. Suffolk County, New York. ca. 1903. Plate 23-A in U.S. Geological Survey. Professional paper 82. 1914.
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Concretionary masses in the Chemung formation a few miles northeast of the Tioga quadrangle. Tioga County, Pennsylvania. 1902. Figure 9 in U.S. Geological Survey. Folio 93. 1903
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