Document Type
Reprint (Version printed in journal)
Authors
Abbot, R. I. (Texas, University Austin, Tex., United States) Shelus, P. J. (McDonald Observatory; Texas, University Austin, Tex., United States) Date Acquired
August 8, 2013
Publication Date
September 1, 1975
Publication Information
Publication: Astronomical Journal
Volume: 80
Subject Category
Lunar And Planetary Exploration Accession Number
75A45143
Funding Number(s)
CONTRACT_GRANT: NSG-44-012-282
Distribution Limits
Public