Bidspirit auction | 1 3/8” Corner Notch, found

1 3/8” Corner Notch, found in Colorado, Ex John Byrd Collection- author of ”Pishkun: Archaeology of - 1 3/8” Corner Notch, found in Colorado, Ex John Byrd Collection- author of ”Pishkun: Archaeology of Bison Hunting on The Northwestern Plains”