"United States Census, 1880," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MDXF-KYJ : 15 August 2017), Marius Oquin, 1880; citing enumeration district ED 46, sheet 407C, NARA microfilm publication T9 (Washington D.C.: National Archives and Records Administration, n.d), roll 0470; FHL microfilm 1,254,470.
"United States Census, 1900," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MSRW-83Y : accessed 29 June 2019), Marino Aucain, Police Jury Ward 7 Upper Mamon, Justice of Peace Ward 16, St. Landry, Louisiana, United States; citing enumeration district (ED) 66, sheet 4A, family 56, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, 1972.); FHL microfilm 1,240,581.
"United States Census, 1920," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MVQG-NGY : accessed 29 June 2019), Marius Aucoin, Police Jury Ward 3, Evangeline, Louisiana, United States; citing ED 67, sheet 9B, line 93, family 174, NARA microfilm publication T625 (Washington D.C.: National Archives and Records Administration, 1992), roll 612; FHL microfilm 1,820,612.
Find A Grave, database and images (https://www.findagrave.com : accessed 29 June 2019), memorial page for Margis?? Aucoin (12 Apr 1850–13 Apr 1925), Find A Grave Memorial no. 123760797, citing Pine Point Cemetery, Mamou, Evangeline Parish, Louisiana, USA ; Maintained by Michael Vizina (contributor 47690576) .
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