↑ "New Jersey, State Census, 1905," index, FamilySearch (https://familysearch.org/ark:/61903/1:1:KM4R-6X9 : accessed 2 June 2015), Harris Jacks, , Hudson, New Jersey, United States; citing p. 2, line 9, Department of State, Trenton; FHL microfilm 1,688,604.
↑ "United States Census, 1910," index and images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MKYH-M9J : accessed 1 June 2015), Morris Jacks in household of Harris Jacks, Bayonne Ward 1, Hudson, New Jersey, United States; citing enumeration district (ED) 7, sheet 2B, family 26, NARA microfilm publication T624 (Washington, D.C.: National Archives and Records Administration, n.d.); FHL microfilm 1,374,899.
↑ "United States Census, 1920," index and images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M4RY-DD9 : accessed 2 June 2015), Lillian Jacks in household of Oscar Jacks, Jersey City Ward 9, Hudson, New Jersey, United States; citing sheet 15A, family 174, NARA microfilm publication T625 (Washington D.C.: National Archives and Records Administration, n.d.); FHL microfilm 1,821,046.
↑ "United States Census, 1930," index and images, FamilySearch (https://familysearch.org/ark:/61903/1:1:X46T-64M : accessed 2 June 2015), Lillian V Jacks in household of Oscar Jaske, Jersey City, Hudson, New Jersey, United States; citing enumeration district (ED) 0125, sheet 11A, family 255, line 30, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 1354; FHL microfilm 2,341,089.
↑ "United States Census, 1940," index and images, FamilySearch (https://familysearch.org/ark:/61903/1:1:K4B7-6JZ : accessed 2 June 2015), Oscar Jasko, Ward 9, Jersey City, Jersey City, Hudson, New Jersey, United States; citing enumeration district (ED) 24-254, sheet 10A, family 208, NARA digital publication T627 (Washington, D.C.: National Archives and Records Administration, 2012), roll 2408.
"United States World War I Draft Registration Cards, 1917-1918," index and images, FamilySearch (https://familysearch.org/pal:/MM9.3.1/TH-1951-25978-17240-12?cc=1968530 : accessed 2 June 2015), New Jersey > Jersey City no 6; A-S > image 3037 of 6109; citing NARA microfilm publication M1509 (Washington, D.C.: National Archives and Records Administration, n.d.).
"United States World War II Draft Registration Cards, 1942," index and images, FamilySearch (https://familysearch.org/pal:/MM9.3.1/TH-267-11764-114040-10?cc=1861144 : accessed 2 June 2015), 004136188 > image 4787 of 6101. Citing NARA microfilm publications M1936, M1937, M1939, M1951, M1962, M1964, M1986, M2090, and M2097 (Washington, D.C.: National Archives and Records Administration, n.d.).
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