Kirkaldy, John F. General principles of geology / By J. F. Kirkaldy - 5th ed. rev. ed - London : Hutchinson , 1969 - 348 p : Front., ill., 6 plates, tables, diagrs. ; 23 cm Includes bibliographical references and index. Subjects--Topical Terms: Geology.-------- Dewey Class. No.: 550 KIR