"United States Census, 1930," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:X439-RWG : accessed 2 October 2022), John Gargano in household of Carmine Gargano, Cleveland (Districts 1-250), Cuyahoga, Ohio, United States; citing enumeration district (ED) ED 63, sheet 19A, line 5, family 100, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 1764; FHL microfilm 2,341,498.
"United States Census, 1940," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:KW5S-HMP : 10 January 2021), John W Gargano, Cleveland, Cuyahoga, Ohio, United States; citing enumeration district (ED) 92-123, sheet 9B, line 44, family 165, 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 3207.