Scientific results of the Viking Project. - Washington American Geophysical Union [1977] - p. 3959-4681 ill. (some col.) - Journal of geophysical research ; v. 82, no. 28 . Errata slip inserted. Includes bibliographies. LCCN: 77023719 Subjects--Corporate Names: Viking Mars Program. LC Class. No.: TL789.8.U6 / V53 Dewey Class. No.: 559.9/23