Acquisition Source
Legacy CDMS
Document Type
Reprint (Version printed in journal)
Authors
Okeefe, J. D. (California Institute of Technology, Pasadena; TRW, Inc. Redondo Beach, Calif., United States) Ahrens, T. J. (California Institute of Technology Pasadena, Calif., United States) Date Acquired
August 9, 2013
Publication Date
December 23, 1977
Publication Information
Publication: Science
Volume: 198
Subject Category
Lunar And Planetary Exploration Accession Number
78A17736
Distribution Limits
Public