Master Alan Lindwall (in black, rear), head instructor for Seibu Ryu sword school of Iai-battojitsu of Seattle, spent Saturday at White Crane Martial Arts in downtown Port Angeles, teaching a seminar of the Japanese sword arts to the Gumdo class that practices the Korean sword arts with Grandmaster Robert Nicholls (black and gold trim, rear). The class is held at 5 p.m. Tuesdays at the dojang.