"United States Census, 1910," index and images, FamilySearch (
https://familysearch.org/ark:/61903/1:1:MK2G-7R9 : accessed 18 May 2015), John Survais, New Haven Ward 12, New Haven, Connecticut, United States; citing enumeration district (ED) 435, sheet 11A, family 228, NARA microfilm publication T624 (Washington, D.C.: National Archives and Records Administration, n.d.); FHL microfilm 1,374,153.