From the record
“Shore Acres Park Clubhouse is the central feature of Shore Acres Park in Chillicothe, Illinois. The site of the clubhouse, which is located on the Illinois River, was originally part of Columbia Park, a Chillicothe city park established in 1890.”
Wikipedia article Peoria Automobile Club, CC BY-SA 4.0.
One of 35 National Register listings published here for Peoria County · listed in 1995 · category: Building.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service