William was born in 1884.
"United States Census, 1900," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MMZN-BHZ : accessed 5 September 2019), William Clark in household of John W Clark, Precinct A Cleveland City Ward 23, Cuyahoga, Ohio, United States; citing enumeration district (ED) 112, sheet 12B, family 285, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, 1972.); FHL microfilm 1,241,256.
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