World telecommunication day, 17 May 1970
celebration in Geneva and throughout the world
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Publication
1970 - , Geneva, Switzerland
Language
English
Word Count
0 words, Guess
Page Count
0 pages
Identifiers
- OCLC Control Number508574
- Open LibraryOL53751909M
Classifications
- DDC384/.08 s
Subjects
Topics
Series Statement
- Booklet -- no. 7
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