Mahlon was born in 1875. He passed away in 1945.
"United States Census, 1880," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MC5Q-F2D : 15 July 2017), Mahlan A Mc Donald in household of Joseph Mc Donald, Back Creek, Frederick, Virginia, United States; citing enumeration district ED 44, sheet 413C
"Virginia Marriages, 1785-1940", database, FamilySearch (https://familysearch.org/ark:/61903/1:1:XRHN-35Q : 29 January 2020), Mahlon McDonald, 1902.
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