"United States Census, 1900," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/M38D-QT3 : accessed 27 January 2015), Mary Blus in household of James Blus, Richmond Township Richmond city Ward 1, Ray, Missouri, United States; citing sheet 4A, family 77, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, n.d.); FHL microfilm 1,240,885.
"United States Census, 1910," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/M2BR-N5L : accessed 27 January 2015), Mary L Blie in household of James Blie, Richmond Ward 1, Ray, Missouri, United States; citing enumeration district (ED) 143, sheet 7A, family 148, NARA microfilm publication T624 (Washington, D.C.: National Archives and Records Administration, n.d.); FHL microfilm 1,374,820.
"United States Census, 1920," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/M8CP-34X : accessed 3 March 2015), Mary Blee in household of James Blee, Richmond, Ray, Missouri, United States; citing sheet 15A, family 10, NARA microfilm publication T625 (Washington D.C.: National Archives and Records Administration, n.d.); FHL microfilm 1,820,942.
"United States Census, 1930," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/XHF6-2BK : accessed 4 March 2015), Mary Blee in household of John A Riley, Kansas City, Jackson, Missouri, United States; citing enumeration district (ED) 0224, sheet 3A, family 39, line 15, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 1202; FHL microfilm 2,340,937.