| Notes |
- "Wisconsin Marriages, 1836-1930", database, FamilySearch (https://familysearch.org/ark:/61903/1:1:XRGT-RP7 : 30 January 2020), Ludwig Rosentreter in entry for Louis Johann Rosentreter, 1905.
- "United States Census, 1920," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MFK7-MM5 : accessed 17 August 2020), Louis Rosentreter, Wilton, Monroe, Wisconsin, United States; citing ED 151, sheet 11B, line 51, family 95, NARA microfilm publication T625 (Washington D.C.: National Archives and Records Administration, 1992), roll 2007; FHL microfilm 1,822,007.
- "United States Census, 1930," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:X9SW-3TJ : accessed 17 August 2020), Louis J Rosentreter, Wilton, Monroe, Wisconsin, United States; citing enumeration district (ED) ED 41, sheet 1B, line 59, family 13, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 2602; FHL microfilm 2,342,336.
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