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Tuesday, April 21, 2020 | History

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3 edition of Devices for preventing spies from tapping telegraph and telephone wires. Letter from the Acting Secretary of War, transmitting in response to Senate resolution of March 19, 1918, a report from the Chief of the Intelligence Branch of the General Staff relative to any device known to the War Department to prevent spies from tapping telegraph and telephone wires. found in the catalog.

Devices for preventing spies from tapping telegraph and telephone wires. Letter from the Acting Secretary of War, transmitting in response to Senate resolution of March 19, 1918, a report from the Chief of the Intelligence Branch of the General Staff relative to any device known to the War Department to prevent spies from tapping telegraph and telephone wires.

United States. Congress. Senate. Committee on Military Affairs

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Devices for preventing spies from tapping telegraph and telephone wires. Letter from the Acting Secretary of War, transmitting in response to Senate resolution of March 19, 1918, a report from the Chief of the Intelligence Branch of the General Staff relative to any device known to the War Department to prevent spies from tapping telegraph and telephone wires.

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17 Currently reading

Published 1918 by [s.n.] in Washington .
Written in

Subjects:

Espionage,
Telegraph

Edition Notes

The Physical Object
Other titles	Devices for preventing spies from tapping telegraph and telephone wires
Series	S.doc.207
Contributions	United States. War Dept
Format	Electronic resource
Pagination	2 p.
ID Numbers
Open Library	OL16130212M