• [S8] Graz Household Registration; Ludwig Zwieback, Family History Library of the Church of Latter Day Saints, Salt Lake City, Utah, USA. Hereinafter cited as Graz Household Registration; Ludwig Zwieback.
  • [S9] Residence;Vienna Regis; Ludwig ZWIEBACK, Family History Library of the Church of Latter Day Saints, Salt Lake City, Utah, USA. Hereinafter cited as Vienna Regis for Ludwig Zwieback.
  • [S11] Letter from Falck & Co. (Raboisen 30, Hamburg Germany) to "As Recommendation", 1 Mar 1911; Edgar Louis Zwieback (Long Beach, Los Angeles, California, USA).
  • [S12] Ludwig Zwieback entry; S.S. Pennsylvania Passenger Manifest, 18 Mar. 1911; in Passengers Arriving in New York City; 3617 (Washington, DC: NARA).
  • [S13] Lewis Charles Zwieback, Declaration of Intention, 32789 (10 Oct 1912); Chicago Federal District Court, Cook County, Northern District of Illinois, Chicago, Cook, Illinois, USA.
  • [S14] Louis Charles Zwieback, Natural. Petition; Louis Zwieback, 4970 (10 Sep 1916); Chicago Federal District Court, Cook County, Northern District of Illinois, Chicago, Cook, Illinois, USA.
  • [S37] Paula ZWIEBACK entry, Jewish BMD for Nagykanizsa, 1835-1895, Hungarian National Archives, Budapest,, Budapest, Hungary. Hereinafter cited as Jewish BMD for Nagykanizsa,.
  • [S43] Vilmos ZWIEBACK entry, Jewish BMD for Nagykanizsa, 1835-1895, Hungarian National Archives, Budapest,, Budapest, Hungary. Hereinafter cited as Jewish BMD for Nagykanizsa,.
  • [S53] Louis Zwieback, Certificate of Death, 1981 none (10 Dec 1981), County Recorder Los Angeles, Norwalk, Los Angeles, California, USA. Hereinafter cited as Death Cert.;State of California.
  • [S54] Louis Zwieback, Certificate of Naturalization, 679038 (16 Jan 1917); Edgar Louis Zwieback, Long Beach, Los Angeles, California, USA.
  • [S55] "US Army Discharge of Louis Zwieback"; Edgar Louis Zwieback; Long Beach, Los Angeles, California, USA. Hereinafter cited as "Honorable Discharge from US Army; 1919."
  • [S56] "Military Promotion"; Edgar Louis Zwieback; Long Beach, Los Angeles, California, USA. Hereinafter cited as "Mil Promotion; Cpl. Louis Zwieback."
  • [S238] Letter from Evangelical Church Waltraud Stangl (Severin Schreiber Gasse 3, A-1180 Vienna, Austria) to Ed Zwieback, 19 Sep 1999; Edgar Louis Zwieback (Long Beach, Los Angeles, California, USA).
  • [S323] "WWI Registration; ZWIEBACK", Card 329, No. 81; U.S. National Archives and Records Administration; Washington, District of Columbia, USA. Hereinafter cited as "WWI Registration; ZWIEBACK."
  • [S341] Ludwig Zwieback entry; S.S. Pennsylvania Passenger Manifest, 4 Mar 1911; in Hamburger , 1850-1934; 373-7 I, VIII A 1 band 232 (Hamburg, Germany: Hamburg Passenger List).
  • [S374] Sylvia BERNARD, Death Cert. B0002749605 (1995), Bergen County Board of Health; NJ, USA, Westwood, Bergen, New Jersey, USA. Hereinafter cited as Death Cert.; Sylvia BERNARD.
  • [S389] Letter from Edgar Zwieback (Long Beach, California) to Crestlawn Memorial Park, 27 June 1997; Edgar Louis Zwieback (Long Beach, Los Angeles, California, USA). Disinterment Order.
  • [S390] Louis ZWIEBACK will (11 Jan 1967), Will; Louis ZWIEBACK unknown file number, Edgar Louis Zwieback, Long Beach, Los Angeles, California, USA. Hereinafter cited as Will; Louis ZWIEBACK.
  • [S448] Louis C. Zwieback v. U.S. Patent Office, 1490526, unknown volume: unknown cd, Edgar Louis Zwieback, Long Beach, Los Angeles, California, USA.