3 3/8" x 1 3/8" Benton, Creek Stained Chert, Clay Co., Arkansas, Ex. George RobertsonHeartland Artifact Auctions4.7(911)$10Aug 23, 2026
3" x 1 3/16" Knife / Angostura, Burlington Chert, Butler Co. Missouri, Ex. George RobertsonHeartland Artifact Auctions4.7(911)$10Aug 23, 2026