Published January 05, 2013, 12:00 AM

Tom Kulju and J. Howard McCormick


Flintknapper Tom Kulju of Longville, Minn., demonstrates how to use wax and a flame to seal an arrowhead as J. Howard McCormick of Duluth Township watches during the Lake Superior North Shore Knap-In on Saturday.

(Clint Austin / caustin@duluthnews.com)

Read the article: Knappers hone an ancient craft at North Shore gathering