Manufactured 1863 - 1873. Iron frame and iron trigger. Standard markings and features. Marked 32 on bottom of cylinder just ahead of serial number.

Manufactured from 1871 - 1879. Standard Whitney Arms markings on the top of the barrel. Blade front sight and notch rear sight, fluted five round cylinder, spur trigger and smooth bird's head rosewood grips. Serial numbers match on grips and barrel.

Pocket pistol with round blade front sight and notch rear sight. Top of frame stamped "DEFENDER". Five shot cylinder. Bird's head frame with walnut grips. Serial number on left side of grip strap under grip.