Blackfoot Tacked Knife Sheath , Knife and Belt Belt is 33" long, sheath is 10.25" long, knife is 13" overall with 7.5" blade, which is marked but illegible. Made from saddle leather. Circa 1880. $3,000-5,000 Provenance: Glen Maddox Collection. Shows some age and use, all tacks are intact. Fine considering age.