| Notes |
- "Illinois, Cook County Deaths, 1878-1994," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:Q2MH-9W29 : 17 March 2018), Maria Rosentrater in entry for Agnes Kluczykowski, 19 Dec 1950; citing Chicago, Cook, Illinois, United States, source reference , record number , Cook County Courthouse, Chicago; FHL microfilm
"Illinois, Chicago, Catholic Church Records, 1833-1925," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:Q2Y9-5VBY : 17 February 2021), Maria Rosentrete in entry for Andreas Klucikewski and Helena Schwarzer, Marriage 08 Jun 1915; citing Catholic Church parishes, Chicago Diocese, Chicago; FHL microfilm 1,673,733.
"Illinois Deaths and Stillbirths, 1916-1947," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:N3HV-GR8 : 10 March 2018), Marie Rosentrater in entry for Martha Klucikowski, 18 Nov 1918; Public Board of Health, Archives, Springfield; FHL microfilm 1,852,690.
- At least 3 children emigrated to USA (Chicago initially).
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