Manufactured from 1866 to the 1880s. It features blade front and notch rear sight, "CONNECTICUT ARMS & MANF'G Co NAUBUC CONN." on the barrel and "PATENTED OCT. 25. 1864" on the breechblock, blued barrel and casehardened breechblock and frame, hard rubber grips, and matching numbers on the grip frame and left grip.

Excellent overall with 98% plus bright original high polish blue and casehardened finish, some minor fading to an attractively aged brown toning on the excellent grips, and minor storage wear overall. Mechanically excellent.