"England and Wales Census, 1861," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M7X7-CXZ : 6 April 2016), Joe Bulmer in household of William Bulmer, Rothwell, Yorkshire (West Riding), England; from "1861 England, Scotland and Wales census," database and images, findmypast (http://www.findmypast.com : n.d.); citing PRO RG 9, The National Archives, Kew, Surrey.
"United States Census, 1900," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MMY8-VY9 : accessed 19 November 2016), Joseph Bulmer, Junction Township, Osage, Kansas, United States; citing enumeration district (ED) 119, sheet 6B, family 109, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, 1972.); FHL microfilm 1,240,494.
"United States Census, 1910," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M2Z9-LXL : accessed 19 November 2016), Joseph Bulmer, Junction, Osage, Kansas, United States; citing enumeration district (ED) ED 100, sheet 9B, family 187, NARA microfilm publication T624 (Washington D.C.: National Archives and Records Administration, 1982), roll 451; FHL microfilm 1,374,464.