↑ "United States Census, 1910," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M2L8-4X6 : accessed 11 May 2021), Mary G Clark in household of J Frank Clark, Anoka Ward 1, Anoka, Minnesota, United States; citing enumeration district (ED) ED 17, sheet 4B, family 106, NARA microfilm publication T624 (Washington D.C.: National Archives and Records Administration, 1982), roll 689; FHL microfilm 1,374,702.
↑ "Minnesota Death Index, 1908-2002," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:V4CS-VRT : 4 December 2014), Mary Anna Clark, 31 Mar 1933; from "Minnesota Death Index, 1908-2002," database, Ancestry (http://www.ancestry.com : 2001); citing Anoka, Minnesota, record 640861, certificate number 000152, Minnesota Department of Health, Minneapolis.