20210206213500.0 Mars (Los Angeles, Calif.) http://www.marsjournal.org/ Mars. 1548-1921 1548-1921 1548-1921 1548-1921 California http://purl.access.gpo.gov/GPO/LPS108005 http://themarsjournal.com http://bibpurl.oclc.org/web/53629 1548-1921 Mars. Mars (Los Angeles, Calif.)