Mary was born in 1908. She is the daughter of Richard Powers and Ellen Corrigan.
"United States Census, 1920", database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:MJ75-X3B : 1 February 2021), Mary Powers in entry for Richard Powers, 1920.
"United States Census, 1930," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:XSPD-DDN : accessed 9 May 2021), Mary C Powers in household of Richard D Powers, Chicago (Districts 1251-1500), Cook, Illinois, United States; citing enumeration district (ED) ED 1308, sheet 14A, line 13, family 288, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 471; FHL microfilm 2,340,206.
"Illinois, Cook County Deaths, 1871-1998," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:Q23W-XHTQ : 18 March 2018), Mary M Powers, 03 Jun 1983; citing Lyons, Cook, Illinois, United States, source reference , record number , Cook County Courthouse, Chicago; FHL microfilm.
Find a Grave, database and images (www.findagrave.com/memorial/226656930/mary-corrigan-powers : accessed 9 May 2021), memorial page for Mary Corrigan Powers (4 Jun 1908–7 Jun 1983), Find a Grave Memorial ID 226656930, citing Calvary Cemetery, Evanston, Cook County, Illinois, USA ; Maintained by Phyllis, USN Vet in Oklahoma! (contributor 47889225) .
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