"United States Census, 1880," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/MWSJ-NK1 : accessed 7 March 2015), Mary G Byers in household of Jacob Byers, Courtland, Kent, Michigan, United States; citing enumeration district 116, sheet 520D, NARA microfilm publication T9 (Washington D.C.: National Archives and Records Administration, n.d.), roll 0587; FHL microfilm 1,254,587.
"Michigan, Births, 1867-1902," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/NQN1-V8N : accessed 7 March 2015), Ray L. Byers, 07 Sep 1876; citing item 1 p 275 rn 2205, Courtland, Kent, Michigan, Department of Vital Records, Lansing; FHL microfilm 2,320,449.
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