"Prepared by Sylvania Electronic Systems, an operating group of Sylvania Electric Products Inc., Eastern Division, 77 A Street, Needham Heights, Massachusetts"--Title page, Volume 1.
"Perkin-Elmer"--Cover.
Contents:
Volume I -- Volume II -- Volume III
Topic:
Orbiting astronomical observatories--Equipment and supplies Search this
Astronomical instruments--Design and construction Search this
Artificial satellites--Electronic equipment Search this