William was married to Florence E. Wooley on 04 Jul 1894 in Ontario, Canada. [1]
Sources
"United States Census, 1880," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MF5X-NCS : accessed 17 April 2016), Wallace Miller in household of Albert Miller, Osborne, Osborne, Kansas, United States; citing enumeration district ED 211, sheet 277D, NARA microfilm publication T9 (Washington D.C.: National Archives and Records Administration, n.d.), roll 0392; FHL microfilm 1,254,392.
"United States Census, 1920," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MZQ4-35X : accessed 17 April 2016), Wallace Miller, Oregon, Lapeer, Michigan, United States; citing sheet 1A, NARA microfilm publication T625 (Washington D.C.: National Archives and Records Administration, n.d.); FHL microfilm 1,820,781.
"Michigan Death Certificates, 1921-1952," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:KF3R-S87 : accessed 17 April 2016), William Wallace Miller, 14 Apr 1948; citing Oregon, Lapeer, Michigan, United States, Division for Vital Records and Health Statistics, Lansing; FHL microfilm 1,972,838.