Here she is in 1930 and 1940. Want to make a WikiTree profile for her?
"United States Census, 1920," database with images, FamilySearch(https://familysearch.org/ark:/61903/1:1:MV9M-HX5 : accessed 6 July 2018), Anna Nagy in household of Gabriel Nagy, Camillus, Onondaga, New York, United States; citing ED 40, sheet 7A, line 35, family 176, NARA microfilm publication T625 (Washington D.C.: National Archives and Records Administration, 1992), roll 1246; FHL microfilm 1,821,246.
"United States Census, 1930," database with images, FamilySearch(https://familysearch.org/ark:/61903/1:1:X4R6-JYB : accessed 6 July 2018), Anna Nagy in household of Gabriel Nagy, Camillus, Onondaga, New York, United States; citing enumeration district (ED) ED 125, sheet 8A, line 39, family 204, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 1623; FHL microfilm 2,341,357.
"United States Census, 1940," database with images, FamilySearch(https://familysearch.org/ark:/61903/1:1:K3B4-9V2 : accessed 6 July 2018), Anna Nagy in household of Gabor Nagy, Camillus, Camillus Town, Onondaga, New York, United States; citing enumeration district (ED) 34-1, sheet 9B, line 60, family 207, Sixteenth Census of the United States, 1940, NARA digital publication T627. Records of the Bureau of the Census, 1790 - 2007, RG 29. Washington, D.C.: National Archives and Records Administration, 2012, roll 2703.