"New Jersey State Census, 1885," database with images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/6BVH-GPZ : 19 July 2016), Wilber Dennick in household of Leonard Dennick, Plainfield, Ward 04, Union, New Jersey; citing p. 23, Department of State, Trenton; FHL microfilm 888,641.