Keywords: Chief engineers Benjamin F. Isherwood, Albert S. Greene, and others, (Navy). - NARA - 524742.jpg Scope and content General notes 524742 Local identifier 111-B-323 War Department Office of the Chief Signal Officer 08/01/1866 - 09/18/1947 NARA-Author Brady National Photographic Art Gallery Washington D C 1858 - Photographer 1135962 <br /> Still Picture Records Section Special Media Archives Services Division NWCS-S National Archives at College Park 8601 Adelphi Road College Park MD 20740-6001 circa 1860 1865 Record group Record Group 111 Records of the Office of the Chief Signal Officer 1860 - 1985 Record group ARC 440 Mathew Brady Photographs of Civil War-Era Personalities and Scenes compiled 1921 - 1940 documenting the period 1860 - 1865 Series ARC 524418 File unit File unit ARC Variant control numbers NAIL Control Number NWDNS-111-B-323 Other versions <gallery> File Chief_engineers_Benjamin_F _Isherwood _Albert_S _Greene _and_others _ Navy _-_NARA_-_524742 tif tif File Chief_engineers_Benjamin_F _Isherwood _Albert_S _Greene _and_others _ Navy _-_NARA_-_524742 jpg jpg </gallery> NARA-cooperation PD-USGov Benjamin F Isherwood Naval officers of the United States Marine engineers and naval architects |