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By: Chadwick, George Halcott,Edition:Publication info: Albany, University of the State of New York, 1944Volume: no.336 (1944)Series:Holding Institution: New York Botanical Garden, LuEsther T. Mertz LibrarySubjects: Catskill Mountains Catskill Mountains (N.Y.) Devonian Devonian Geologic Period From 345 to 425 million years ago Geology Geology, Stratigraphic New York (State) Silurian Silurian Geologic PeriodBHL Collections: Expanding Access to Biodiversity Literature