| Notes |
- "United States Census, 1910," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MP23-WY9 : accessed 23 July 2020), Emma Krase in household of Richard Krase, Tomah Ward 1, Monroe, Wisconsin, United States; citing enumeration district (ED) ED 143, sheet 11A, family 261, NARA microfilm publication T624 (Washington D.C.: National Archives and Records Administration, 1982), roll 1729; FHL microfilm 1,375,742.
- "Minnesota, County Marriages, 1860-1949", database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:Q2Z5-QL6H : 15 May 2020), Richard Krase and Emma Rosentreter, 1907.
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