Blocky flint processing
28:10
Middle thinning, large percussion
25:32
Small agate, small hammerstone
34:23
1812 - Large Keokuk Heat Treat Flintknapping
18:04
Spalling COLORFUL Coastal Chert! (Flintknapping Rocks Into Arrowheads)
51:16
Flintknapping Mahogany Obsidian into Arrowhead/Spearpoint
17:53
Hammerstone on challenging small spalls
17:38
Flint Knapping - Reducing a Chert Nodule down to a Biface
19:21