Bermuda Hundred, Virginia. Signal tower on left of the line near the Appomattox River. Photograph from the main eastern theater of war, the Army of the James, June 1864-April 1865. Wet collodion glass plate. View full size
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Signal towers, employed by both the Confederate and Union armies during the Civil War to transmit coded messages, used flags by day and torches by night. | Click image for Comments.
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