Signal tower, on Elk Mountain, overlooking battle-field of Antietam. Liljenquist Family Collection of Civil War Photographs , pp/liljpaper. Antietam, Battle of, Md, 1862, Signal towers, Maryland, Antietam, 1860-1870, Soldiers, Union, Maryland, Antietam, 1860-1870, United States, History, Civil War, 1861-1865, Military tactics, Union.

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Photo credit: © piemags/CMB / Alamy / Afripics
License: Licensed
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Keywords: ., 1862., antietam, battle, md., signal, towers--maryland--ant