Instruction in Army Telegraphy and Telephony Volume I - Instruments, 1914 - Chapter 15 Figure 6

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Description

Connections of a Transmitter, vibrating, Mark IV from Instruction in Army Telegraphy and Telephony Volume I - Instruments, 1914

File usage

The following 2 pages link to this file:

• Instruction in Army Telegraphy and Telephony Volume I - Instruments, 1914
• Transmitter, vibrating