Keywords: Three BD-110A switchboards on left and one BD-96 on extreme right being operated by Private First Class James Grahn... - NARA - 531366.tif Scope and content General notes Use War and Conflict Number 1408 when ordering a reproduction or requesting information about this image 531366 Local identifier 111-SC-344946 Department of Defense Department of the Army Office of the Chief Signal Officer 09/18/1947 - 02/28/1964 Still Picture Records Section Special Media Archives Services Division NWCS-S National Archives at College Park 8601 Adelphi Road College Park MD 20740-6001 date 1950 08 01 Record group Record Group 111 Records of the Office of the Chief Signal Officer 1860 - 1985 Record group ARC 440 Signal Corps Photographs of American Military Activity compiled 1754 - 1954 Series ARC 530707 File unit File unit ARC Variant control numbers NAIL Control Number NWDNS-111-SC-344946 yes Other versions 100px NARA-cooperation PD-USGov Manual telephone exchanges |