Manufactured in 1938, the included factory letter confirms the pistol's configuration, including the six and a half inch barrel chambered in .22 caliber, blue finish, type of grips not listed, and with "B.P.D. 5078" factory engraved in block letters on the right side of the receiver, when included in a shipment of 6 pistols sent to the City of Boston Police Department in Boston, Massachusetts on November 18, 1938, as a part of factory order number "8162". Features a mirror lit King pattern target blade front sight on an island rib, an adjustable rear sight, a King pattern counterweight tube system mounted under the barrel, the two-line Colt address and patent number roll-marked on top of the barrel with the "MATCH/bullseye/TARGET" marking on the left, the Woodsman model name on the left of the frame with the aforementioned Boston police "B-P-D-/5078" inventory marking on the right side, the caliber designation roll-marked on the left of the side, Colt "4" and "triangle/VP" factory proofs on the left of the trigger guard with "99" on the right, and the serial number on the lower left side of the grip frame, Fitted with a pair of custom over-sized, palm-swell checkered walnut grips and a two-tone blued magazine with the proper "CAL.22/COLT" roll-mark on the base.