Radio frequency interference : hearing before the Subcommittee on Communications of the Committee on Commerce, Science, and Transportation, United States Senate, Ninety-fifth Congress, second session on S. 864 ... June 14, 1978

"Serial no. 95-117."

An investigation of high energy radio propagation in the atmosphere

"RADC-TDR-63-410."

Point-to-point radio relay systems, 44 mc to 13,000 mc.

Mode of access: Internet.

Basic training in light assembly practice, radio. Prepared at Curriculum construction laboratory, Rochester, New York.

"Prepared in cooperation with the United States Office of Education"-p. [2] of cover.

Worldwide radio noise levels expected in the frequency band 10 kilocycles to 100 megacycles

Bibliography: p. 13.

Wheeler monographs; selected topics in radio and electronics.

Papers by H. A. Wheeler and associates.

Photographic illustrations for projection, plain or colored ... : photographic views from nature in all parts of the world : extensive collection : astronomy, light and optics, anatomy, crystallography, physics, botany, geology, geography.

Cover title.

Sources of radio information.

Caption title.