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1941 - 3rd Army Maneuvers...A vs. A in Louisiana. Switchboard and operators in rear of Army truck

FIELD TELEPHONE SWITCHBOARD

E&MP 44.022.009

Electricity - Fundamentals of

September 27, 1941

3rd Army Maneuvers...A vs. A in Louisiana.

Switchboard and operators in rear of Army truck

PHOTO 130662

Original Caption by Science Service
© Signal Corps, U. S. Army, War Department



National Museum of American History

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