"United States Census, 1910," database with images, FamilySearch (
https://familysearch.org/ark:/61903/1:1:MVG6-XVM : accessed 24 September 2015), Eugene W Raphael in household of Julius W Raphael, San Francisco Assembly District 41, San Francisco, California, United States; citing enumeration district (ED) 282, sheet 8A, family 195, NARA microfilm publication T624 (Washington, D.C.: National Archives and Records Administration, n.d.); FHL microfilm 1,374,114.