Rock pushing and sampling under rocks on Mars /

Bibliographic Details
Main Author:	Moore, H. J. (Henry J.), 1928- (Author)
Corporate Author:	United States. National Aeronautics and Space Administration (sponsoring body.)
Format:	Government Document eBook
Language:	English
Published:	Washington : United States Department of the Interior, Geological Survey, 1978.
Series:	Geological Survey professional paper ; 1081.
Subjects:	Viking Mars Program (U.S.) Life on other planets. Mars (Planet) > Geology. Geology. Mars (Planet)
Online Access:	https://purl.fdlp.gov/GPO/gpo90832

Description
Item Description:	Title from title screen (viewed October 6, 2014).
Physical Description:	1 online resource (v, 21 pages) : illustrations, maps.
Bibliography:	Includes bibliographical references (pages 20-21).