A memorial service will be held at 3 p.m. Thursday for Barbara Helen Williams, a professor emeritus at Penn College, who died Monday. The service for Williams, a member of the engineering drafting technology faculty at the college (and its Williamsport Area Community College predecessor) from 1980-96, will be at Muncy First United Methodist Church, 602 South Market St., Muncy.A memorial service will be held at 3 p.m. Thursday for Barbara Helen Williams, a professor emeritus at Penn College, who died Monday. The service for Williams, a member of the engineering drafting technology faculty at the college (and its Williamsport Area Community College predecessor) from 1980-96, will be at Muncy First United Methodist Church, 602 South Market St., Muncy.