Pilot study of the preparation of world maps of F2 critical frequencies and maximum usable frequency factors
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Author
Contributions
- Zacharisen, Donald H. - Contributor
Publication
1958 - U.S. Dept. of Commerce, National Bureau of Standards, Boulder Laboratories, Boulder, Colo, Colorado
Language
English
Word Count
0 words, Guess
Page Count
0 pages
Identifiers
- OCLC Control Number227280035
- Open LibraryOL54229806M
Series Statement
- NBS project -- 8220-12-8227
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