Hughes Aircraft Company.
Charles Kirsten
F. Sperling
Arnold James Kelly
Raymond M. Batson
United States. Congress. House. Committee on Science and Astronautics. Subcommittee on NASA Oversight.
Unknown Author
United States. Surveyor Program.
R. G. Labrum
Jet Propulsion Laboratory (U.S.)
A. C. Dunk
Erasmus H. Kloman
United States. General Accounting Office