| Notes |
- "United States Census, 1920," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MJQP-KTC : accessed 17 August 2020), William Rosentreter in household of Edward Willigman, Chicago Ward 27, Cook (Chicago), Illinois, United States; citing ED 1611, sheet 3A, line 36, family 55, NARA microfilm publication T625 (Washington D.C.: National Archives and Records Administration, 1992), roll 338; FHL microfilm 1,820,338.
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