In this year of America’s 250th anniversary, archaeologists and college students recently discovered artifacts dating back to the American Revolution — including one infamous 18th-century robbery. The dig took place in Newtown, Pennsylvania, some 30 miles northeast of Philadelphia, as local outlet WFMZ reported. Students from Bucks County Community College worked alongside employees from the Mercer Museum during the excavation. **SNIP** The gang, many of whom were part of the Doan family, robbed the Bucks County treasury of a large sum — 1,200 silver Spanish dollars and 400 silver French crowns, as well as other cash. “The robbery began at...