Manufactured 1860 - 1868. Standard features, barrel marked "SMITH & WESSON SPRINGFIELD MASS.", cylinder marked "PATENTED APRIL 3. 1856. JULY 5. 1859. DEC 18. 1863." The cylinder is marked "339". The backstrap is inscribed "Annie Oakley". There is no documentation showing that this revolver was ever owned by Annie Oakley.