 The northern and southern facades of the structure are similar — each consisting of three bays . The central bay is occupied by a massive round @-@ arched portal with enriched archivolts and a fan window . From the ground @-@ floor doorway to the top of the large central bay arch measures about three stories high . A gabled dormer rises above the central arch . The dormer has three double @-@ hung windows , and a central arched window resides above the middle . Each of the side bays has a set of windows for each floor , and the third floor windows are crowned with arched windows . 
