the structure's main facade, altogether long by deep, presents an arcade of five massive arches with a row of windows set above and an octagonal tower at its right corner. its first floor is constructed of native, pinkish-gray north easton granite with longmeadown brownstone trim. the second floor is brick, with a north-facing dormer half finished in timber and stucco. the steeply peaked roof above is finished in red tile. the front's third-floor, dormer window is wreathed with sculpted foliage, and displays the initials o. a. and twelve signs of the zodiac.