1999 Ruger O/U Shotguns Manual,5-1/4" x 8-1/4" with 35 numbered pages.Full instructions with illustrations,exploded view and parts list.Dated on the cover "OU1 & OU3/2-99 R2".ALSO a purchasers record card and an insert sheet for "Locking Devices" for O/U shotguns only. Excellent Condition