LeGrand, H. E Drifting continents and shifting theories : the modern revolution in geology and scientific change H.E. LeGrand - Cambridge Cambridge University Press 1988 - vi, 313 p. : ill. ; 24 cm Includes index. Bibliography: p. [279]-304 ISBN: 521322103 ISSN: 88030254 Subjects--Topical Terms: Continental driftScience - MethodologyScience - Philosophy Dewey Class. No.: 55 13609 GRA