Muzzle of a Confederate 12-pdr Napoleon along West Confederate Avenue at Gettysburg. This gun is registry number 35, from Columbus Arsenal. It was inspected by Frederick Clinton Humphreys in 1864. Humphreys was the commander of the arsenal. The gun's weight is 1221 pounds. This is derived from the gun's markings: "No 35 F.C.H. C.S. Arsenal Columbus Geo. 1864 1221."