Revised classification of radio subjects used in National bureau of standards
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Publication
1946 - , No place, unknown, or undetermined
Language
English
Word Count
21,750 words, Guess
Page Count
87 pages
Identifiers
- OCLC Control Number54832052
- Open LibraryOL45514070M
Alternate Titles
- Radio subjects
Subjects
Topics
Series Statement
- Its Letter circular LC-814 (supersedes Circular C385)
- Letter circular (United States. National Bureau of Standards) -- 814.
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