"New York State Census, 1875," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:VT8R-2Q1 : 12 March 2018), Jennett Folsom in household of Lyman J Folsom, Constable, Franklin, New York, United States; citing p. 28, line 16, State Library, Albany; FHL microfilm 878,020.
"United States Census, 1880," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MZ8Q-YRF : 17 August 2017), Nettie M Folsom in entry for Lyman Folsom, 1880; citing enumeration district ED 90, sheet 645D, NARA microfilm publication T9 (Washington D.C.: National Archives and Records Administration, n.d), roll 0834; FHL microfilm 1,254,834.