Mailing Address:
P.O. Box 212
Litechfield, IL 62056
Research Center:
305 South Broad Street
Hillsboro, IL 62049
Summer Hours
Apr 1 - Oct 31
Mon. 10am - 2pm
Tue. & Thur. 10am - 2pm
Winter Hours
Nov.-Feb.-Mar.
Tue. & Thur. 10am - 2pm
Closed Dec. 1st - Jan. 31st
