 The main façade ( south elevation ) of Literary Hall is divided into three bays , and its west and east elevations are divided into five bays . Each of the building 's bays consists of a double @-@ hung sash wooden window , with nine panes of glass within each sash . The windows are symmetrically placed within recessed brick panels that are defined at the first and second stories of the building with elementary brick ribs , or pseudo @-@ pilasters , that form the outer surface of the building 's exterior walls and provide separation of the three bays of the main façade and the five bays of the west and east elevations . The windows are framed by white wooden louvered window shutters . The building 's brick is laid in an American bond pattern , with five courses of stretchers between every course of headers . 
