Emmons ,William H. Geology principles and processes / [[Book] :] William H. Emmons ... [et al.]. - 5th. ed. - New York ; Toronto : McGraw-Hill, 1960. - viii, 491 p. : ill., map ; 24 cm. Includes bibliographical references and index. All age. LCCN: 60008024 /L/r85 Nat. Bib. Agency Control No.: 20030149061 Subjects--Topical Terms: Physical geology. LC Class. No.: QE26 / .E6 1960 Dewey Class. No.: 550