DAYTON–A throng of Dayton and Columbia County residents turned out to an Open House at Pietrzycki High School April 20 to soak in the history and legacy of a man whose 30-some-odd years in the region were marked with inspiration, tragedy and success–Marcel Pietrzycki, M.D. Organizers estimate between 150-200 people passed through the doors to enjoy the Pietrzycki Cornerstone Centennial commemorati...