Signal Training Part II (Provisional), Methods of Intercommunication (Other than Visual) Employed in Forward Areas, 1921

Signal Training Part II (Provisional), Methods of Intercommunication (Other than Visual) Employed in Forward Areas was issued in 1921 and followed on from publications issued during the First World War.

The manual covers a wide range of topics with chapters on:

Elementary Electricity;

Line Telegraphy Instruments

Wireless Telegraphy Instruments;

Forward Lines;

Regimental Signal Offices;

Message Carrying Agencies; and

Organization of Signal Communications

Pages Gallery

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  Figure 26 - Magneto Switch Unit, 5 Line (front)

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  Figure 27 - Magneto Switch Unit, 5 Line (back)