Inspection and testing of mine-type electrical equipment for permissibility /

Includes bibliographical references.

Low-cost process for P-N junction-type solar cell : quarterly report 4 for May 30 - September 1, 1980 /

"Work Performed Under Contract No. AC02-77CH00178."

Operation, service, and maintenance instructions : quick donning anti-exposure flying coverall, type CWU-16/P.

"6 February 1984."