A World War II–era Royal Yugoslav Air Force officer’s dirk, Model 1937, featuring a plated hilt with propeller-shaped crossguard terminals, black ribbed grip wrapped in twisted wire, and nickel-plated scabbard with dual suspension rings. The blade shows crisp etching including the crowned double-headed Yugoslav eagle on one side and the Cyrillic inscription “Официрска Залиха” (Officer’s Reserve) on the reverse. Scabbard retains original fittings. Dimensions: 9 1/2-inch blade; 15 1/2 inches overall. Provenance: The estate of John C. Gibson, Delano, CA. Pickup & Shipping: Free pickup in Gardnerville, NV. FedEx Ground/Home Delivery within the continental U.S.: $50 + 1.5% insurance (unless waived in writing). Combined shipping available. Overall fine condition, has light wear and blemishes. It has difficulties going back in the scabbard all the way.