Roger Dorr, a potter and archaeologist from Arizona gave this presentation at the 2014 Southwest Kiln Conference on August 30, 2014. In this presentation he demonstrates how corrugated pottery is produced in the same manner as was used by the Anasazi, Mogollon and other ancient Southwestern cultures. Southwest Kiln Conference https://www.swkiln.com/ Purchase a gourd scraper like the one in this video https://ancientpottery.how/product/gourd-potters-rib-gourd-scraper/ To learn more about how to make pottery like the ancients look at my online workshops at https://ancientpottery.how/ \\ Social Media Links Instagram - https://www.instagram.com/ancientpottery/ Facebook - https://www.facebook.com/andywardpottery/