| Sources |
- [S249] Krzątka Births, 1879-1893 (Majdan Królewski), year 1884, act 17; Władysław Tomczyk birth and baptism.
- [S9100] U.S., Social Security Death Index, 1935-2014, Social Security Administration; Washington D.C., USA; Social Security Death Index, Master File.
- [S9322] 1920 United States Federal Census, Year: 1920; Census Place: Passaic Ward 1, Passaic, New Jersey; Roll: T625_1063; Page: 7A; Enumeration District: 21.
- [S9318] 1930 United States Federal Census, Year: 1930; Census Place: Passaic, Passaic, New Jersey; Page: 1A; Enumeration District: 0133; FHL microfilm: 2341112.
- [S9116] U.S., World War I Draft Registration Cards, 1917-1918, Registration State: New Jersey; Registration County: Passaic.
- [S9282] 1940 United States Federal Census, Year: 1940; Census Place: Passaic, Passaic, New Jersey; Roll: m-t0627-02377; Page: 1A; Enumeration District: 16-85.
- [S195] Newspapers.com Obituary Index, 1800s-current, The Herald-News; Publication Date: 20 Apr 1964; Publication Place: Passaic, New Jersey, United States of America; URL: https://www.newspapers.com/image/527378913/?article=439eba0e-b86e-4a38-9d91-104ee57998d7&focus=0.35774025,0.6724502,0.47195438,0.8112231.
The Herald-News; Publication Date: 20 Apr 1964; Publication Place: Passaic, New Jersey, United States of America; URL: https://www.newspapers.com/image/527378913/?article=439eba0e-b86e-4a38-9d91-104ee57998d7&focus=0.35774025,0.6724502,0.47195438,0.8112231
- [S9125] New Jersey, U.S., Death Index, 1848-1878, 1901-2017, Year Range: 1964; Surname Range: O-Z; Title: New Jersey, Death Indexes, 1904-2000.
- [S9284] New Jersey, U.S., Marriage Index, 1901-2016, New Jersey State Archives; Trenton, New Jersey; Marriage Indexes; Index Type: Bride; Year Range: 1904-1909; Surname Range: D - G.
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