Bidspirit auction | 3 1/8” Quartzite Stillwell, Motley

3 1/8” Quartzite Stillwell, Motley COA, found by Randy Hartsock in Jersey Co, Illinois, Ex George Robertson Collection - 3 1/8” Quartzite Stillwell, Motley COA, found by Randy Hartsock in Jersey Co, Illinois, Ex George Robertson Collection