Acquisition Source
Legacy CDMS
Document Type
Reprint (Version printed in journal)
Authors
Traub, W. A. (Smithsonian Astrophysical Observatory; Harvard University Cambridge, Mass., United States) Date Acquired
August 6, 2013
Publication Date
September 15, 1972
Publication Information
Publication: Science
Volume: 177
Accession Number
72A42293
Funding Number(s)
CONTRACT_GRANT: NGR-09-015-047
Distribution Limits
Public