Dixon, Dougal The practical geologist Dougal Dixon ; Raymond L. Bernor, editor - New York Simon and Schuster 1992 - 160 p. : col. ill. ; 26 cm. Includes index ISBN: 9780671746971 ISSN: 91023914 Subjects--Topical Terms: Geology - Guidebooks Dewey Class. No.: 550 DIX