USDA Soil Conservation Service, Somerset, NJ No description specified. 1-2 (2 Records) Documents Archaeological Survey Report for Assunpink Creek Watershed, Site 20, Recreational Facilities, Fishing and Boating Marina, Hamilton and West Windsor Townships, Mercer County, New Jersey (1979) Survey Report of Archeological Resources at Assunpink 20, Mercer County, N. J (1974)