Supplementary world maps of F2 critical frequencies and maximum usable frequency factors / Donald H. Zacharisen.

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Main Author: Zacharisen, Donald H. (Author)
Corporate Author: International Radio Consultative Committee (sponsoring body.)
Format: Government Document eBook
Language:English
Published: Washington, D.C. : National Bureau of Standards, United States Department of Commerce, Office of Technical Services, 1960.
Series:NBS technical note ; 2-2.
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Call Number: C 13.46:2-2
C 13.46:2-2 Available