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Monocord Switchboards of Units Type EE-2 and Type EE-2A and Monocord Switchboard Operator's Set Type EE-64

by United States. Army. Signal Corps.

Cover of Monocord Switchboards of Units Type EE-2 and Type EE-2A and Monocord Switchboard Operator's Set Type EE-64

Wire Communication Pamphlet No. 2

Telephone switchboardsHandbooks, manualsMilitary telephoneEquipment and supplies