"New York State Census, 1915," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:K9LD-VWP : 8 November 2014), Frederick H Bale, Niagara Falls Ward 07, Niagara, New York, United States; from "New York, State Census, 1915," database and images, Ancestry (http://www.ancestry.com : 2012); citing p. 13, line 27, state population census schedules, 1915, New York State Archives, Albany.
"United States Census, 1920," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MVMG-DVN : accessed 14 January 2019), Fredrick H Bale, Niagara Falls Ward 12, Niagara, New York, United States; citing ED 128, sheet 4B, line 81, family 7, NARA microfilm publication T625 (Washington D.C.: National Archives and Records Administration, 1992), roll 1242; FHL microfilm 1,821,242.
"United States Census, 1930," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:X4R3-DZK : accessed 14 January 2019), Fredrick H Bale, Niagara Falls, Niagara, New York, United States; citing enumeration district (ED) ED 73, sheet 11A, line 8, family 241, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 1618; FHL microfilm 2,341,352.