1858 Regulation enlisted artillerymen’s insignia for dress (Hardee) hat and, although unauthorized for use by soldiers, later used on kepis and forage caps. This is the standard Artillery insignia most commonly used during the Civil War. As per Army regulations (and rarely adhered to), only the company letter on the front of the forage cap and, in 1863 a Corps Badge, was authorized. Reproduction Insignia is approximately 3-1/4″ x 1-3/4″. Made in the U.S.A.