Acquisition Source
Legacy CDMS
Document Type
Reprint (Version printed in journal)
Authors
Silverberg, R. (NASA Goddard Space Flight Center Greenbelt, Md., United States) Crannell, C. J. (Federal City College Washington, D.C., United States) Date Acquired
August 6, 2013
Publication Date
June 1, 1972
Subject Category
Instrumentation And Photography Accession Number
72A31536
Distribution Limits
Public