SOUTHAMPTON, PA.- On Sept. 16, Stephenson’s Auctioneers located in the Philadelphia suburb of Southampton will conduct a sale of goods and inventory from William Glatz Jewelers, one of the last of Philadelphia’s traditional jewelry, watch and clock shops. The auction additionally includes superb antique American furniture and sterling silver from the living estate of former Newtown Borough (Bucks County, Pa.) mayor Glenn Hains and wife Barbara Hains. A second-generation family business founded more than 60 years ago, Glatz’s permanently shuttered their original Lawndale venue after proprietor William Glatz was tragically slain during an attempted robbery in October 2010. “William Glatz Jewelers on Rising Sun Avenue was an institution in its community. When so many other jewelry stores moved out of the city to the suburbs, Mr. Glatz chose to remain in Lawndale. He kept