✦ LIBER ✦
Multiplex telephony and telegraphy over open-circuit bare wires laid in the earth or sea
✍ Scribed by George O. Squier
- Book ID
- 104122988
- Publisher
- Elsevier Science
- Year
- 1920
- Tongue
- English
- Weight
- 754 KB
- Volume
- 189
- Category
- Article
- ISSN
- 0016-0032
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