United States Census, 1880," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MWNL-WQ7 : 16 July 2017), Mary Murphy in household of John Murphy, Plymouth, Montgomery, Pennsylvania, United States; citing enumeration district ED 23, sheet 431D, NARA microfilm publication T9 (Washington D.C.: National Archives and Records Administration, n.d.), roll 1158; FHL microfilm 1,255,158.
United States Census, 1870," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MZ5H-61R : 12 April 2016), Mary Murphy in household of John Murphy, Pennsylvania, United States; citing p. 21, family 156, NARA microfilm publication M593 (Washington D.C.: National Archives and Records Administration, n.d.); FHL microfilm 552,877
United States Census, 1900," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M3QG-H4M : accessed 19 July 2018), Mary Murphy in household of Mary Murphy, Plymouth Township, Montgomery, Pennsylvania, United States; citing enumeration district (ED) 249, sheet 14A, family 240, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, 1972.); FHL microfilm 1,241,444.
United States Census, 1910," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MG8L-LR8 : accessed 19 July 2018), Mary A Murphy in household of Stephen F Murphy, Plymouth, Montgomery, Pennsylvania, United States; citing enumeration district (ED) ED 131, sheet 25A, family 440, NARA microfilm publication T624 (Washington D.C.: National Archives and Records Administration, 1982), roll 1378; FHL microfilm 1,375,391.
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