Jon J. Duerr, namesake of South Elgin forest preserve, dies Conservationist Jon J. Duerr, for whom a South Elgin forest preserve was named, died Feb. 13 at the age of 81. Duerr served in various roles for the Forest Preserve District of Kane County over 19 years, including assistant superintendent, superintendent, director of field services and, from October 2002 through June 2004, executive .
Jon J. Duerr, who led the Kane County Forest Preserve District to success in open space preservation, died Tuesday in hospice care for cancer at his home in St. Charles. He was 81.
Duerr served vario.
If you’ve ever wondered what life would have been like living or fighting in German-occupied France during World War II, the train rides offered by the Fox River Trolley Museum "Rails to Victory" offer a small taste.