Handbook for wireless telegraph operators, working installations licensed by His Majesty's postmaster-general :
revised in accordance with the radiotelegraph convention of London, 1912.
Main Creator: | |
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Format: | Book |
Language: | English |
Published / Created: |
London :
J. Causton & Sons, Ltd.,
1916.
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Subjects: | |
Notes: | Physical description: 32 l. ; 25 cm. |
Contained in: |
Pamphlet volume BB7774 |