Difference between revisions of "Radio Telegraphy and Telephony (Q37351)"
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(Created claim: mentions (P78): Tube cirquits (Q22862)) | (Created claim: Backup document (P74): Radio_Telegraphy_and_Telephony_Rudolph_L._Duncan_1931_text.pdf) | ||
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| Property / Backup document: Radio_Telegraphy_and_Telephony_Rudolph_L._Duncan_1931_text.pdf / rank | |||
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Latest revision as of 10:39, 28 December 2024
textbook on radio communication, showes well the stae of tube technology in the 1930s
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Radio Telegraphy and Telephony | textbook on radio communication, showes well the stae of tube technology in the 1930s |
Statements
1931
0 references