"United States Census, 1880," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/MZN6-5NZ : accessed 19 Nov 2014), Isaac Collier, Williamson, Wayne, New York, United States; citing sheet 496D, NARA microfilm publication T9, NARA microfilm publication T9, National Archives and Records Administration, Washington D.C.; FHL microfilm 1254944.
"United States Census, 1860," index, FamilySearch (https://familysearch.org/pal:/MM9.1.1/MCQ8-YSC : accessed 19 Nov 2014), Isaac Collier, The Town Of Sodus, Wayne, New York, United States; from "1860 U.S. Federal Census - Population," Fold3.com; p. 125, household ID 1060, NARA microfilm publication M653; NARA microfilm publication M653. National Archives and Records Administration, Washington, D.C.; FHL microfilm 803876.