Colonial Knife Co. letter to U.S. Navy re: Jiant Jack Knife
By: Colonial Knife Co. , 1944

A letter regarding Colonial’s “Jiant Jack Knife” (“Giant Jack Knife”) produced during World War II, along with a sheet detailing the knife’s specifications. It was developed for the AAF (Army Air Forces) which referred to it as “Knife, Folding, Hunting”; the Navy labeled it “Knife, Emergency, Aviator’s”.