Hi-Standard [High-Standard] Model H-D Military Semi-Automatic Pistol, #269606, .22 LR cal., 6-3/4'' barrel, blue finish, factory checkered walnut grips, adjustable sights with a 10 round magazine in a soft black zipper case. This pistol was made in August 1948. This model marked “High Standard H-D Military” is the most common with 150,000 produced from 1945 - 1950. It had serial numbers 145,196 to 334,751. This model was similar to the HD but with external safety. Early production had checkered plastic grips; later production changed to checkered walnut.