Bidspirit auction | 1 5/16” TRI-NOTCH CAHOKIA TRIANGLE,

1 5/16” TRI-NOTCH CAHOKIA TRIANGLE, HIGHLY TRANSLUCENT, FOUND IN ST CLAIR COUNTY ILLINOIS, GREAT CLASSIC EXAMPLE - 1 5/16” TRI-NOTCH CAHOKIA TRIANGLE, HIGHLY TRANSLUCENT, FOUND IN ST CLAIR COUNTY ILLINOIS, GREAT CLASSIC EXAMPLE