Vintage cookware was hand-built for centuries (OK, it's still done!) and there are four seams that make up the trade - butt, lap, crimp and cramp. Coppersmith Sara Dahmen discusses the strengths and merits and creation of each type, how it pertains to smith work and the history of your cookware. You'll know a bunch of inner trade secrets after listening to this one! Don't forget to head over to www.housecopper.com/podcast to submit your own burning cookware questions!