"Ontario Deaths, 1869-1937 and Overseas Deaths, 1939-1947," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:JXGS-XF3 : 9 March 2018), Patrick Lunstrum in entry for George Lunstrum, 17 Apr 1914; citing Mattawa, Nipissing, Ontario, yr 1914 cn 21802, Archives of Ontario, Toronto; FHL microfilm 1,861,976.