Register of Historic Places, included as a contributing property to the listing was the carriage house. References Flemming, Jeffery S. "Lake-Peterson House, (PDF), National Register of Historic Places Nomination Form, November 1979, HAARGIS Database, Illinois Historic Preservation Agency, pp. 1–9, Retrieved 17 July 2007. Notes Houses completed in 1873 Buildings and structures in Rockford, Illinois Houses on the National Register of Historic Places in Illinois National Register of Historic Places in Winnebago County, Illinois Swedish-American culture in Illinois Houses in Winnebago County, Illinois