What years was the colt 22Lr ace made?

The Colt .22 LR Ace was produced from 1931 to 1947. It was designed as a .22 caliber version of the Colt 1911, primarily for training purposes. The Ace was notable for its accuracy and was used by both military personnel and civilian shooters. Production ceased after World War II, making it a sought-after collector's item today.