| Sources |
- [S9116] U.S., World War I Draft Registration Cards, 1917-1918, Registration State: New Jersey; Registration County: Passaic; Roll: 1754424; Draft Board: 1.
- [S16] New York, U.S., Passenger and Crew Lists (including Castle Garden and Ellis Island), 1820-1957, Year: 1907; Arrival: New York, New York, USA; Microfilm Serial: T715, 1897-1957; Line: 26; Page Number: 67.
- [S9348] Hamburg Passenger Lists, 1850-1934, Staatsarchiv Hamburg; Hamburg, Deutschland; Hamburger Passagierlisten; Volume: 373-7 I, VIII A 1 Band 191; Page: 1520; Microfilm No.: K_1800.
- [S9322] 1920 United States Federal Census, Year: 1920; Census Place: Passaic Ward 1, Passaic, New Jersey; Roll: T625_1063; Page: 7A; Enumeration District: 21.
- [S195] Newspapers.com Obituary Index, 1800s-current, The Herald-News; Publication Date: 6/ May/ 1977; Publication Place: Passaic, New Jersey, United States of America; URL: https://www.newspapers.com/image/528323793/?article=4c442e5a-52ba-48c1-91d2-078833ffe830&focus=0.64337564,0.38312954,0.7437903,0.624833.
The Herald-News; Publication Date: 6/ May/ 1977; Publication Place: Passaic, New Jersey, United States of America; URL: https://www.newspapers.com/image/528323793/?article=4c442e5a-52ba-48c1-91d2-078833ffe830&focus=0.64337564,0.38312954,0.7437903,0.624833
- [S9100] U.S., Social Security Death Index, 1935-2014, Social Security Administration; Washington D.C., USA; Social Security Death Index, Master File.
- [S9318] 1930 United States Federal Census, Year: 1930; Census Place: Wallington, Bergen, New Jersey; Page: 12A; Enumeration District: 0244; FHL microfilm: 2341052.
- [S8616] Pennsylvania, U.S., Birth Certificates, 1906-1917, Pennsylvania Historical and Museum Commission; Harrisburg, Pennsylvania; Pennsylvania (State). Birth certificates, 1906–1910; Box Number: 348; Certificate Number Range: 155551-158400.
- [S246] Huta Komorowska Births, 1837-1890 (Majdan Królewski), year 1888, act 9; Wojciech Babula birth and baptism.
- [S9125] New Jersey, U.S., Death Index, 1848-1878, 1901-2017, Year Range: 1977; Surname Range: A-F; Title: New Jersey, Death Indexes, 1904-2000.
- [S247] Huta Komorowska Marriages, 1856-1915 (Majdan Królewski), year 1873, act 7; Tomasz Babula and Marianna Krząstek marriage.
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