 Hubbel Loomis, on the grounds of the former Rock Spring Alton Baptist Seminary established by missionary John Mason Peck, later renamed Shurtleff college, and presently the home of the Southern IL University School of Dental Medicine.The building was constructed as the original chapel/classroom of the seminary c.1820 and the sanctuary was modified in the early 1900s to be a two-story building with a rear classroom and laboratory addition.The building is one of the oldest structures still being used for educational purposes in the state.