Illick's Mill
 Illick's Mill also known as Peter's Mill and Monocacy Milling Co. is a historic grist mill located in Monocacy Park at Bethlehem Northampton County Pennsylvania. It was built in 1856 and is a four level vernacular stone mill building with a heavy timber frame interior. The original building measured approximately 34 by 40 feet (10 by 12 m). The building was expanded in the 1880s with a 20 foot addition and the addition of the fourth level and a monitor roof.