3 of 28 Flaherty- Summers/ Bjorseth Building 79-81 S. La Salle St. Aurora, IL Building Style: Early Twentieth Century Commercial Date Built: circa 1907 Important Features: Notice the bay windows, arched openings for the balcony, brackets on the roof overhang, and floral garland on the cornice. History: Until 1934 this building was a grocery store owned by the Bjorseth Brothers.