Studies in fossil botany Scott, Dukinfield Henry, 1854-1934 creator text book London A. and C. Black 1909 1909 2nd ed.
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ENG Includes index. Paleobotany QE905 .S https://www.biodiversitylibrary.org/bibliography/57419 582378 agr10000615 10.5962/bhl.title.57419 U.S. Dept. of Agr. Lib.