Aspects of palynology / Robert H. Tschudy [and] Richard A. Scott, editors. Tschudy, Robert H. Scott, Richard A. (Richard Albert), 1921- joint author. Palynology. QE993 .T74 561.13 TSA Includes bibliographical references and index. New York : Wiley-Interscience, c1969. c1969. 1969 Text vii, 510 p. : eng