GRC-F-017926-0000 CIVIL WAR: TELEGRAPHERS. U.S. Army telegraph operators at City Point, Virginia, August, 1864. Photographed by Mathew Brady. Credit: Granger, NYC/Alinari Archives WARNING: Permission must be required for non editorial use. Please contact Alinari Archives Photographer: Brady, Mathew Benjamin Collection: Granger, NYC/Alinari Archives Object type: digital image Photographic technique: P digital image Technical info Image sizes (pixel): 3240 X 2572 Image sizes (cm at 300 dpi): 27 X 21 Image sizes (MB): 2.31 Color space: RGB