Keywords: Duffy Site south of New Haven.jpg 77000485 37 52 11 N 88 6 32 W Overview of the w Duffy Site located off Sally Hardin Road southeast of New Haven Illinois New Haven in New Haven Township Gallatin County Illinois New Haven Township Gallatin County Illinois Gallatin County Illinois United States As an important archaeological site it is listed on the National Register of Historic Places own 2013-04-11 User Nyttend Nyttend Archaeological sites in Illinois National Register of Historic Places in Gallatin County Illinois Scenery pictures by User Nyttend |