From the record
“Duncan Manor is a historic house located in rural McLean County, Illinois, near Towanda. The house was built circa 1866 for William R.”
Wikipedia article Duncan Manor, CC BY-SA 4.0.
One of 35 National Register listings published here for McLean County · listed in 1979 · category: Building.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service


