Arnold, Chester A. 1901- An introduction to paleobotany. - 1st ed. - New York, McGraw-Hill, 1947. - xi, 433 p. illus. 23 cm. LCCN: 47006377 Subjects--Topical Terms: Paleobotany.Paleobotânica LC Class. No.: QE905 / .A7 Dewey Class. No.: 561