Manufactured between 1955 and 1962, this Whitney Wolverine is marked with "WHITNEY" on the left and "CALIBER .22 LR/PATENT PENDING/THE WHITNEY FIREARMS CO. HARTFORD. CONN. U.S.A. on the right. It has a blade front sight, slotted rear sight, and checkered, off-white, plastic grips. It includes an original factory box with sleeve and manual.