- Additional Authors
- United States. National Bureau of Standards, issuing body.
- Description
- 1 online resource (244 pages) : chiefly illustrations, maps.
- Series Statement
- National Bureau of Standards technical note ; 2
- Uniform Title
- NBS technical note ; 2.
- Subject
- Note
- Title from title screen (viewed Mar. 5, 2014).
- "April 1959."
- "Prepared in response to Study Program 60 and Recommendation 176 of the International Radio Consultative Committee (CCIR)."
- Bibliography (note)
- Includes bibliographical references (page 10).
- Call Number
- GPO Internet C 13.46:2
- OCLC
- marcive727567278
- Author
Zacharisen, D. H. (Donald H.), author.
- Title
World maps of F2 critical frequencies and maximum usable frequency factors / Donald H. Zacharisen.
- Publisher
Washington, D.C. : National Bureau of Standards, United States Department of Commerce, Office of Technical Services, 1959.
- Type of Content
text
- Type of Medium
computer
- Type of Carrier
online resource
- Series
National Bureau of Standards technical note ; 2
NBS technical note ; 2.
- Bibliography
Includes bibliographical references (page 10).
- Connect to:
- Added Author
United States. National Bureau of Standards, issuing body.
- Other Form:
Print version: Zacharisen, D. H. (Donald H.). World maps of F2 critical frequencies and maximum usable frequency factors (OCoLC)6358851
- Gpo Item No.
0249-A (online)
- Sudoc No.
C 13.46:2