The included factory letter confirms the current caliber, barrel length, finish, and the "Double action cylinder of long flute configuration" when it shipped to G. S. Bert at Winchester Repeating Arms Company in New Haven, Connecticut on 7 August 1914. The double action long flute cylinders are rare as Colt only assembled 579 single action revolvers in 1914 (1,478 total from 1913-1915) utilizing surplus cylinders from the Model 1878 revolvers per Graham, Kopec, and Moore on page 156 of "A Study of the Colt Single Action Army Revolver". Includes a custom hardwood case and 24 .45 Long Colt cartridges.