Alberta spear / knife form, A smidgen under six inches long. Stem was ground and polished. Heavily patinated. This artifact was found by a migrant worker in Morgan County, Colorado in the early 20th Century. 9,500 to 7,600 years old. This partifcular artifact has certificates of authenticity from Dwain Rogers, Karen Motley, Roy Motley, and Maury Meadows. John Branney Collection.