Austro-Hungarian Artillerymen Wearing Gas Masks Reloading a Field Gun Somewhere in Palestine (1917)

Austro-Hungarian artillerymen wearing gas masks reloading a field gun somewhere in Palestine, c. 1917.

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Union Soldiers Posing Reloading an Artillery Piece in Fort Woodbury in Arlington, Virginia, During the Civil War

Union soldiers posing reloading an artillery piece in Fort Woodbury in Arlington, Virginia, during the Civil War. Animated stereoscopic photographs.

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Union Soldiers of the 3rd Massachusetts Volunteer Heavy Artillery Regiment Posing With an Artillery Piece in Fort Totten, Washington, D.C. (1865)

Union soldiers of the 3rd Massachusetts Volunteer Heavy Artillery Regiment posing with an artillery piece in Fort Totten, Washington, D.C., 1865. Animated stereoscopic photographs.

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Battery Chatfield on Morris Island

Union soldiers posing with an artillery piece in Battery Chatfield on Morris Island, Charleston, 1864. By Sam A. Cooley.

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