The picture shows a view of this Old Caravan Bread Advertising Premium Razor Knife or Box Cutter. This small pocket knife is not dated but it is old. It is made of celluloid and steel. The hinge area has a hole so that it could be used like a charm or fob on a key chain. It is marked on the blade and handle as follows:
MADE IN U.S.A. CARAVAN THE VARIETY BREAD LEADER
The opened knife or razor measures 4-5/16'' long. It appears to be in excellent condition as pictured.