This is a rare presentation/display Gyrojet pistol. These pistols were produced in the mid to late 1960's and was actually used in an early James Bond movie. It has an adjustable blade front and fixed notch rear sights, with the San Ramon address on the left side of the barrel, and "MARK I/ MODEL B/ 13 mm GYROJET/ Serial No. B138" engraved on the left side of the frame. Smooth wood grips. In a red felt lined case with a Robert H. Goddard commemorative medallion and an eight-round cartridge block with 10 display rounds.