1840 pattern. Solingen Germany made and purchased by the US government. The blade with the C R KIRSCHBALM SOLINGEN maker’s name and helmet mark opposite. Hilt excellent with good mellow patina to the brass and sound/complete wire wrapped leather covered grip. Blade crisp and bright with very slight degradation over original tool polish. Scabbard marked E P C below four canceled earlier marks, with four dents to the bottom 1/3 otherwise excellent.