3 1/2" Bi Pointed Knife, Missouri, Ex Donnie Austin

3 1/2" Bi Pointed Knife, Missouri, Ex Donnie Austin Collection

3 1/2" Sedalia Drill, Missouri, Ex Donnie Austin Collection

3 1/2" Taper Pole Celt, Great Finish, Missouri, Ex Donnie Austin Collection

3 1/2" Bipointed Knife "Broke and Glued" Found in Pike Co. Illinois.

3 3/4" Celt, Missouri, Ex Donnie Austin Collection

3 5/8" Blade, Missouri, Ex Donnie Austin Collection

3" Corner Notch. Missouri, Ex Donnie Austin Collection

2 1/2" Hardin, Beveled, Missouri, Ex Donnie Austin Collection

3 1/4" Etley, Missouri, Ex Donnie Austin Collection

3 3/4" Etley, Missouri, Ex Donnie Austin Collection

2 3/4" Etley, Missouri, Ex Donnie Austin Collection

4 1/2" Flared Bit Celt, Missouri, Ex Donnie Austin Collection

3 1/8" Apple Creek, Missouri, Ex Donnie Austin Collection

2 3/8" Corner Notch, Missouri, Ex Donnie Austin Collection

3 1/8" Thebes Drill, Nice, Missouri, Ex Donnie Austin Collection

3 3/4" Wirey Granite Celt, Missouri, Ex Donnie Austin Collection

5 3/8" Bi-Pointed Knife. Lake Co, OR. Ex-Walt Erspamer. Obsidian

3 3/16" Kings Corner Notch, Southern Missouri, Ex Donnie Austin Collection

3 1/4" Tablerock, Southern Missouri, Mozarkite, Ex Donnie Austin Collection

7 3/4" Flared Bit Celt, Missouri, Nice Polish, Ex Donnie Austin Collection

5 1/2" Well Made and Colorful Celt, Great Use Wear, Missouri, Ex Donnie Austin Collection

7 1/2" Mill Creek Spade, Nice, Missouri, Ex Donnie Austin Collection

4 1/2" Cobbs Knife, Ouachita Quartzite Cobbs Knife, Arkansas, Ex Donnie Austin Collection

Edwards Plateau Chert example from Bexar Co., Texas. Ex - Bernacchi Collection.