References
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"New York, County Naturalization Records, 1791-1980", , FamilySearch (https://www.familysearch.org/ark:/61903/1:1:QPHJ-LMCW : Sun Mar 10 15:51:10 UTC 2024), Entry for Joseph Sakowski and Mary, 1920.
- Naturalization, Sakowski, Jozef (Józef) (Joseph)
- Sakowski, Jozef (Józef) (Joseph)