John was born in 1846.
"United States Census, 1910," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MLRK-Q2D : accessed 27 December 2019), John Ritchie Jr., Groveland, Oakland, Michigan, United States; citing enumeration district (ED) ED 123, sheet 2A, family 35, NARA microfilm publication T624 (Washington D.C.: National Archives and Records Administration, 1982), roll 668; FHL microfilm 1,374,681.
"Michigan Death Certificates, 1921-1952," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:KFQG-KDZ : 13 March 2018), John Ritchie, 25 Dec 1922; citing Groveland, Oakland, Michigan, United States, Division for Vital Records and Health Statistics, Lansing; FHL microfilm 1,973,045.
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