Background
He was born on August 26, 1891 in Manhattan, New York City to Theresa and Thomas Stack.
He was born on August 26, 1891 in Manhattan, New York City to Theresa and Thomas Stack.
He was a plant supervisor at the Hat Corporation of America. He also owned the Stack Hats Company. In response to the Cavanagh Edge, a method of creating a firm edge on hats, Stack invented a two-piece iron that forced the felt along the edge of a hat brim into a groove during the ironing process, thereby creating a beaded edge during the finishing process.
He died on October 21, 1956 in Norwalk, Connecticut.
He was buried in Riverside Cemetery in Norwalk, Connecticut.