Son of Eugene Jacob Althoff and Mary Cecelia (Weimer) Althoff
"United States Census, 1910," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MGD9-4L1 : accessed 23 July 2022), Joseph O Althoff in household of Eugene J Althoff, Cumberland, Adams, Pennsylvania, United States; citing enumeration district (ED) ED 5, sheet 6A, family 127, NARA microfilm publication T624 (Washington D.C.: National Archives and Records Administration, 1982), roll 1292; FHL microfilm 1,375,305.
"United States Census, 1920", database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:MFTD-CZH : 3 February 2021), Joseph Althoff in entry for Eugene J Althoff, 1920.
"United States Census, 1930," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:XCH4-ZLV : accessed 23 July 2022), Joseph O Althoff in household of Eugene J Althoff, Cumberland, Adams, Pennsylvania, United States; citing enumeration district (ED) ED 8, sheet 4A, line 23, family 76, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 1959; FHL microfilm 2,341,693.
Year: 1940; Census Place: Gettysburg, Adams, Pennsylvania; Roll: m-t0627-03395; Page: 4A; Enumeration District: 1-19 Source Information Ancestry.com. 1940 United States Federal Census [database on-line]. Provo, UT, USA: Ancestry.com Operations, Inc., 2012.
"United States Social Security Death Index," database, FamilySearch (https://www.familysearch.org/ark:/61903/1:2:Q4KF-NN2 : 8 January 2021), Joseph O Althoff, 22 Feb 1992; citing U.S. Social Security Administration, Death Master File, database (Alexandria, Virginia: National Technical Information Service, ongoing).
Ancestry.com. U.S., Social Security Applications and Claims Index, 1936-2007 [database on-line]. Provo, UT, USA: Ancestry.com Operations, Inc., 2015. Original data: Social Security Applications and Claims, 1936-2007.
https://www.findagrave.com/memorial/135980091/joseph-ozias-althoff
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