From "Guns and Gunmaking Tools of Southern Appalachia" by John Rice Irwin: p.8. "As stated earlier the Kentucky rifle was most commonly referred to in our area as the "hog" rifle. When I was a child, I never heard it called anything except the "old hog rifle" or sometimes the "squirrel gun". I never heard the 'old folks' use the term "Kentucky rifle". Perhaps what you called it just depended on whether your rifle was used to hunt mostly hogs or squirrels. The author shows a bill of sale "I, Alfred Stooksbury, sell this hog rifle to Kenneth Cark Keck -- this rifle is a dark pineapple stock (full stock) this gun is approximately a 38 caliber ...."