The flora of the Raritan formation Berry, Edward Wilber, 1875-1945 creator text book Trenton, N.J MacCrellish & Quigley, printers 1911 1911
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ENG Cretaceous New Jersey Paleobotany QE924 .B417 Bulletin (Geological Survey of New Jersey), 3 https://www.biodiversitylibrary.org/bibliography/7725 7543397 gs11000598 10.5962/bhl.title.7725 U.S. Geol. Survey. Library