Boston, Massachusetts
This cannon, model 1857 12-pound Napoleon, was the most common artillery piece of the Civil War. It was identified as being one of six Napoleons serving with Battery M of the 1st New York Light Artillery of Sherman's XX Corps, which fought at the Battles of Resaca, New Hope Church, Mud Creek, Kolb's Farm, Kennesaw Mountain, and Peachtree Creek. The cannon is depicted in 'Rebel Works in Front of Atlanta, Ga., No. 3,' George N. Barnard's photograph taken shortly after the surrender of Atlanta in 1864.