To say Joe Petosa Jr. and his family are into accordions would not be doing them justice. The Petosa Accordion company goes back almost 100 years, when Carlo Petosa started hand crafting accordions in his Seattle basement. That tradition was passed down to Carlos’s son, Joe Petosa, then to his grandson, Joe Jr., and now onto his great grandson, Joe the third. The custom instruments they make are sought after all over the world. “So on a typical, full sized professional instrument, they range