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Physical properties of the surface materials at the Viking landing sites on Mars by H.J. Moore ... [et al.]. - Washington Denver, CO U.S. G.P.O. For sale by the Books and Open-File Reports Section, U.S. Geological Survey 1987. - xiii, 222 p. ill. 29 cm. - U.S. Geological Survey professional paper 1389 . - Geological Survey professional paper 1389. .

"A summary of the results of the Physical Properties Investigation of Viking Lander 1 and 2 during the Viking 1975 project." "Prepared on behalf of the National Aeronautics and Space Administration." Maps on 2 folded leaves in pocket.

Bibliography: p. 131-135.

LCCN: 87600380

Subjects--Geographic Terms:
Mars Planet--Geology.
Mars Planet--Exploration.
Mars Planet--Surface.

LC Class. No.: QB641 / .P47 1987

Dewey Class. No.: 559.9/23

Gov. Doc. Class. No.: I 19.16:1389