Browsing Digitized Books by Author "Gilbert, Grove Karl, 1843-1918."
Now showing items 1-2 of 2
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Niagara Falls and their history /Gilbert, Grove Karl, 1843-1918.; National Geographic Society (U.S.) (New York : American Book Co.,, 2009-08-11)
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Rate of recession of Niagara Falls /Gilbert, Grove Karl, 1843-1918.; Hall, William Carvel, 1869-1908.; Geological Survey (U.S.) (Washington : Govt. Print. Off.,, 2009-08-11)