http://www.the-jmcc.org/knapping-preforms/
Why pay too much for Knapping Preforms items?
Check out these Knapping Preforms-related listings from eBay and save!
Flint Knapping a Humboldt Point pt. 1 - Hammerstone Preform
Recently listed via this site:
Rainbow Obsidian Slab for Flint Knapping, Flintknapping, Preform, Preforms, Knapping Preforms Obsidian Rough 1/2 & 1/2, DINO: 78 Natural Obsidian Preforms, Spalls, Knapping Supplies, Artifacts 6+ lbs!,