- [S247] Lisa Zirner, "Ludwig ZWIEBACK of Vienna," e-mail message from @9online.fr (Paris, France) to Ed Zwieback, 2000. Hereinafter cited as "Ludwig ZWIEBACK of Vienna."
- [S266] General List entry; General List New York City Passenger List, 1890 on; in online; online (Utah: Ancestry.com), online.
- [S270] Wolf-Erich Eckstein, "Family History; Oskar ZWIEBACK," e-mail message from @chello.at (Wien, Austria) to Ed Zwieback, 1 Jul 2000. Hereinafter cited as "Family History; Oskar ZWIEBACK."
- [S275] Letter from Oskar ZWIEBACK (Wien I, Strauch g. 1) to Nazis in Wien, 18 Nov 1938; IKG (Wien,, Wien, Austria).
- [S280] Henry Wellisch, "Marriage Record; KRANZ/ZWIEBACK," e-mail message from @rogers.com (Toronto, Canada) to Ed Zwieback, 20 May 2006. Hereinafter cited as "Marriage Record; KRANZ/ZWIEBACK."
- [S292] Obituary; Markus ZIRNER, Neue Freie Presse, Wien, Austria, 22 Jul 1906. Hereinafter cited as Neue Freie Presse.
- [S293] Obituary; Max ZIRNER, Neue Freie Presse, Wien, Austria, 17 Jun 1918, e-mail from Wolf-Erich Eckstein. Hereinafter cited as Neue Freie Presse.
- [S295] Yad Vashem, online http://www.yadvashem.org/wps/portal/!ut/p/_s.7_0_A/7_0_9H, Yad Vashem (Jerusalem, Israel), downloaded 2008.
- [S300] Letter from Josef Zwieback (Vienna, Austria) to Mina Zwieback, 24 Feb 1850; Personal; Gertrude Zwieback (Modling, Wien, Austria).
- [S304] Gisela Zirner Müller, "Family History; Zwieback & Zirner," e-mail message from @chello.at (Wien, Austria) to Ed Zwieback, 4 Jul 2002. Hereinafter cited as "Family History; Zwieback & Zirner."
- [S305] U.S. Soc.Security App., U.S. Soc.Security App.; Ludwig Zirner (Wash. D.C.: U.S. Treasury Dept., 28 Mar 1939). Hereinafter cited as U.S. Soc.Security App.; Ludwig Zirner.
- [S306] Household Registration; Ludwig Zwieback (Wien, Austria: Wien Meldezettl, 22 Nov 1891). Hereinafter cited as Household Registration; Ludwig Zwieback.
- [S316] Biography; Gina Kaus, online http://en.wikipedia.org/wiki/Gina_Kaus. Hereinafter cited as Biography; Gina Kaus.
- [S327] ROTH ZWIEBACK marriage, 25 Dec 1930, in IKG Marriages: Line 49, IKG, Wien,, Wien, Austria. Hereinafter cited as IKG Marriages.
- [S329] Death Obit.; Annie ZWIEBACK, Neue Freie Presse, Wien, austria, 6 feb 1933, 3. Hereinafter cited as Neue Freie Presse.
- [S339] Obituary; Alexander ZIRNER, Neue Freie Presse, Wien, Austria, 10 Dec 1924, 15. Hereinafter cited as Neue Freie Presse.
- [S348] Giles MacDonogh, 1938: Hitler's Gamble (387 Park Ave., NY, NY, 10016: Basic Books, Nov 2009). Hereinafter cited as 1938: Hitler's Gamble.
- [S353] JewishGen, online http://www.jewishgen.org/databases/holocaust/, JewishGen Holocaust Database (JewishGen).
- [S355] Letter from Emilie REIF Zwieback (London, England) to Ed Zwieback, Feb 1978; Personal; Ed Zwieback (Long Beach, Los Angeles, California, USA).
- [S358] Unknown author London Gazette (n.p.: n.pub., 20 Dec 1946). Hereinafter cited as London Gazette.
- [S360] ZIRNER-WIENER marriage, 1913, in IKG Marriages, unknown manuscript info, IKG, Wien,, Wien, Austria. Hereinafter cited as IKG Marriages.
- [S361] Unknown agency, Lexicon of Gold and Silversmiths and their Hallmarks 1867-1922 (Wien, Austria: Waltrud Neuwirth, 1977). Hereinafter cited as Lexicon of Gold and Silversmiths.
- [S363] ZIRNER-ZWIEBACK marriage, 1899, in IKG Marriage Record, unknown manuscript info, unknown repository, unknown repository address. Hereinafter cited as IKG Marriage Record.
- [S367] ZIRNER-HARTMANN marriage, 1925, in IKG Marriage Record, unknown manuscript info, IKG, Wien,, Wien, Austria. Hereinafter cited as IKG Marriage Record.
- [S368] RAPAPORT-ZIRNER marriage, 1927, in IKG Marriage Record, unknown manuscript info, IKG, Wien,, Wien, Austria. Hereinafter cited as IKG Marriage Record.
- [S387] Wolf-Erich Eckstein, "Descendents of Markus ZIRNER", 21 Apr 2000 (Vienna, Austria). Unknown comments. Hereinafter cited as "Descendents of Markus ZIRNER."
- [S388] Death Notice; Fanny ZIRNER, Neue Freie Presse, Vienna, Austria, 17 Oct 1911, 42. Hereinafter cited as Neue Freie Presse.
- [S393] Rudolf Ray Rapaport, online http://en.wikipedia.org/wiki/Rudolf_Ray_Rapaport. Hereinafter cited as Rudolf Ray Rapaport.
- [S401] Death Notice; Alexander ZIRNER, Neue Freie Presse; Alexander ZIRNER, Wien, austria, 9 Dec 1924, 15. Hereinafter cited as Neue Freie Presse.
- [S424] Lisa Zirner, "Family History; Felix ZIRNER," e-mail message from @cybercable.fr (Paris, France) to Ed Zwieback, 14 may 2000. Hereinafter cited as "Family History; Felix ZIRNER."
- [S599] Death Notice; Josef ZWIEBACK, Neue Freie Presse, Wien, Austria, 10 aug 1889, 18. Hereinafter cited as Neue Freie Presse.
- [S629] Death Notice; Gisela Zirner, Neue Freie Presse, Wien Austria, 28 May 1930, 18. Hereinafter cited as Neue Freie Presse.
- [S633] Death notice; Josef ZIRNER, Neue Freie Presse, Wien, Austria, 1 Aug 1915, 28. Hereinafter cited as Neue Freie Presse.
- [S635] Giles MacDonogh, "Military history; Josef ZIRNER," e-mail message from @macdonogh.co.uk (London, UK) to Ed Zwieback, 20 Sep 2010. Hereinafter cited as "Military history; Josef ZIRNER."
- [S645] Markus ZIRNER will (25 Jan 1894), Will & Testament; Markus ZIRNER unknown file number, Personal; Esperanza Zirner, Maywood, Los Angeles, California, USA. Hereinafter cited as Will & Testament; Markus ZIRNER.
- [S652] Walther ZIRNER entry, Death Record; Walther ZIRNER, Personal; Esperanza Zirner, Maywood, Los Angeles, California, USA. Hereinafter cited as Death Record; Walther ZIRNER.
- [S670] Gisela Alba Braun, "Family history; Otto BRAUN/Mercedes TRUJILLO," e-mail message from @yahoo.com (La Paz, Bolivia) to Gils MacDonogh, 26 Nov 2010. Hereinafter cited as "Family history; Otto BRAUN/Mercedes TRUJILLO."
- [S695] Operetta "The Fashion Baroness" Advertising Poster; Personal; Ed Zwieback, Long Beach, Los Angeles, California, USA.
- [S707] Ella Zirner ZWIEBACK, Citizenship Card, 6584770 (21 Jan 1946); U.S. National Archives and Records Administration, Washington, District of Columbia, USA.
- [S728] Waehring Cemetery, Funeral Record; Katharina ZWIEBACK (Wien, Austria: n.pub., 1878). Hereinafter cited as Funeral Record; Katharina ZWIEBACK.
- [S733] Budapest Civil Registry; Marriages, Dr. Csaba Bela Hatvany, Budapest,, Budapest, Hungary. Hereinafter cited as Budapest Civil Registry; Marriages.
- [S756] "Family history; BACON of England by Lisa ZIRNER," (MS, ca 2000; Paris, France); unknown repository reference, Edgar Zwieback; Long Beach, Los Angeles, California, USA. Hereinafter cited as "Family history; BACON of England."
- [S759] Obituary; Ludwig Zwieback, Sport & Salon; Illustrated Magazine for the Noble World (In German), Wien, Austria, 3 Feb 1906, 7. Hereinafter cited as Sport & Salon (In German).
- [S846] "Buy From Jews!" Wien Art Exhibit Brochure; Edgar Zwieback, Long Beach, Los Angeles, California, USA.
- [S886] Zwieback entry, Birth Records (1872), Hungarian National Archives, Budapest,, Budapest, Hungary.
- [S916] Advert for " Ludwig Z. & Bruders"; free delivery, ZALAI KOZLONY, Zala County, Hungary, 30 Mar 1901. Hereinafter cited as ZALAI KOZLONY.
- [S918] M ZWIEBAK-SINGER marriage, 1868, in Marriage Register; Vukovar ZWIEBAK-SINGER, unknown manuscript info, FamilySearch.org, Salt Lake City, Utah, USA. Hereinafter cited as Marriage Register; Vukovar.
- [S956] Business; Lajos ZWIEBACK, A HON, Budapest, Hungary, 27 Aug 1871, 3. Hereinafter cited as A HON.
- [S968] Marriage Record; Zirner-Zwieback, Hungarian National Archives, Budapest,, Budapest, Hungary. Hereinafter cited as Marriage Record; Zirner-Zwieback.
- [S990] Josef ZWIEBACK entry, Birth Record; Film #7951753 (1872), Hungarian National Archives, Budapest,, Budapest, Hungary.