| Sources |
- [S9078] U.S., Social Security Applications and Claims Index, 1936-2007.
- [S9348] Hamburg Passenger Lists, 1850-1934, Staatsarchiv Hamburg; Hamburg, Deutschland; Hamburger Passagierlisten; Volume: 373-7 I, VIII A 1 Band 210; Page: 992; Microfilm No.: K_1808.
- [S16] New York, U.S., Passenger and Crew Lists (including Castle Garden and Ellis Island), 1820-1957, Year: 1909; Arrival: New York, New York; Microfilm Serial: T715, 1897-1957; Microfilm Roll: Roll 1271; Line: 28; Page Number: 210.
- [S587] New York, U.S., State and Federal Naturalization Records, 1794-1943, National Archives and Records Administration; Washington, DC; NAI Title: Index to Petitions for Naturalizations Filed in Federal, State, and Local Courts in New York City, 1792-1906; NAI Number: 5700802; Record Group Title: Records of District Courts of t.
National Archives and Records Administration; Washington, DC; NAI Title: Index to Petitions for Naturalizations Filed in Federal, State, and Local Courts in New York City, 1792-1906; NAI Number: 5700802; Record Group Title: Records of District Courts of t
- [S9116] U.S., World War I Draft Registration Cards, 1917-1918, Registration State: New York; Registration County: Orange; Roll: 1818612; Draft Board: 1.
- [S9317] U.S., World War II Draft Registration Cards, 1942, The National Archives at St. Louis; St. Louis, Missouri; Record Group Title: Records of the Selective Service System, 1926-1975; Record Group Number: 147.
- [S9282] 1940 United States Federal Census, Year: 1940; Census Place: New York, Kings, New York; Roll: m-t0627-02618; Page: 3B; Enumeration District: 24-2710.
- [S9318] 1930 United States Federal Census, Year: 1930; Census Place: Brooklyn, Kings, New York; Page: 18A; Enumeration District: 0221; FHL microfilm: 2341254.
- [S9348] Hamburg Passenger Lists, 1850-1934, Staatsarchiv Hamburg; Hamburg, Deutschland; Hamburger Passagierlisten; Microfilm No.: K_1808.
- [S9647] New York, New York, U.S., Extracted Marriage Index, 1866-1937.
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