4Otto Frank, letter to POD, August 21, 1945, no. 23834, NI-HaNa.
5Vince Pankoke, interview with Eric Bremer, April 23, 2017, Amsterdam.
6Job Jansen, CABR, NI-HaNa, translated by Joachim Bayens and Rory Dekker.
7Van Renen, investigation of Josephus Marinus Jansen, June 2, 1948.
8Job Jansen, CABR, NI-HaNa.
9Canton judge, Amsterdam, Special Court, judgment of Josephus Marinus Jansen, March 21, 1949.
Chapter 21: The Blackmailer
1Ernst Schnabel, The Footsteps of Anne Frank, translated by Richard and Clara Winston （Harpenden, UK: Southbank Publishing, 2014）， 77.
2Ibid., 78.
3Amsterdam Stadsarchief, RC （resident card） for Prinsengracht 253, address for mother of A. （Tonny） Ahlers.
4Carol Ann Lee, The Hidden Life of Otto Frank （New York: Harper Perennial, 2003）， 125.
5Sytze van der Zee, Vogelvrij: De jacht op de joodse onderduiker （Amsterdam: De Bezige Bij, 2010）， 21.
6Otto Frank, letter to BNV, August 21, 1945, Tonny Ahlers, CABR, NI-HaNa.
7Tonny Ahlers, CABR, NI-HaNa.
8Amsterdam Stadsarchief, AC （personal card） for A. （Tonny） Ahlers, registered at Leger Des Heils; – Military status Ahlers_ongeschikt （Not suitable） _ parents divorced; Ad to Vereeniging Nora for neglected children.
9NI-HaNa, CABR, Anton （Tonny） Ahlers; Telegraaf article vandalizing 04-03-1939.
10Joseph van Poppel, CABR, NI-HaNa.
11Copy of De Telegraaf newspaper article with photo of Ahlers, February 18, 1941, Anton （Tonny） Ahlers, CABR, NI-HaNa.
12Tonny Ahlers, CABR, NI-HaNa.
13Tonny Ahlers, social welfare file notes, Stadsarchief Amsterdam.
14De Waarheid （The Truth）， December 1945. File 22, NIOD.
15Otto Frank, letter about Tonny Ahlers, no 19450830, July 20, 1945, Tonny Ahlers, CABR, file 18, NIOD.
16Schnabel, The Footsteps of Anne Frank, 77.
17Gertjan Broek, “An Investigative Report on the Betrayal and Arrest of the Inhabitants of the Secret Annex,” Anne Frank House, December 2016, https://www.annefrank.org/en/downloads/filer_public/4a/c6/4ac6677d-f8ae-4c79-b024-91ffe694e216/an_investigative_report_on_the_betrayal_and_arrest.pdf, 17.
18Lee, The Hidden Life of Otto Frank, 315–16.
19David Barnouw and Gerrold van der Stroom, “Who Betrayed Anne Frank?,” NIOD, https://www.niod.nl/sites/niod.nl.
Chapter 22: The Neighborhood
1See maps at https://www.google.com/maps/d/viewer?mid=1BfecsUvhYhQqXVDX6NgQpohdMV4&ll=52.37625107530956%2C4.860590119128467&z=12） （SD informant and V-person map）。 Tracking database produced for the CCT by computer scientists at Xomnia, Amsterdam, Netherlands.
2Jeroen de Bruyn and Joop van Wijk, Anne Frank: The Untold Story: The Hidden Truth About Eli Vossen, the Youngest Helper of the Secret Annex （Laag-Soeren, Netherlands: Bep Voskuijl Productions, 2018）， 98.
Chapter 23: The Nanny
1Nouschka van der Meijden, “Amerikaans Coldcaseteam onderzoekt verraad Anne Frank,” Het Parool, September 30, 2017, https://www.parool.nl/nieuws/amerikaans-coldcaseteam-onderzoekt-verraad-annefrank——b543dae7/.
2Stichting Toezicht Politieke Delinquenten （Foundation for the Supervision of Political Offenders） （hereafter STPD）， Jacobus Van Kampen, file no. 21103, 85111, CABR, NI-HaNa.
3Amsterdam police incident reports, March 8, 1944, Stadsarchief Amsterdam.
Chapter 24: Another Theory
1Gerard Kremer, speech at his book presentation, Westerkerk church, Amsterdam, May 25, 2018, attended by CCT members.
2De achtertuin van het achterhuis [The Backyard of the Annex] was published in English in 2020 under the title Anne Frank Betrayed: The Mystery Unraveled After 75 Years.
3Miep Gies with Alison Leslie Gold, Anne Frank Remembered: The Story of the Woman Who Helped to Hide the Frank Family （New York: Simon & Schuster, 2009）， 121.
4Jeroen de Bruyn and Joop van Wijk, Anne Frank: The Untold Story: The Hidden Truth About Eli Vossen, the Youngest Helper of the Secret Annex （Laag-Soeren, Netherlands: Bep Voskuijl Productions, 2018）， 52–53.
Chapter 25: The “Jew Hunters”
1Ad van Liempt, Hitler’s Bounty Hunters: The Betrayal of the Jews, translated by S. J. Leinbach （New York: Berg, 2005）， 46–57.
2Eva Schloss with Karen Bartlett, After Auschwitz: A Story of Heartbreak and Survival by the Stepsister of Anne Frank （London: Hodder & Stoughton, 2013）， 94–96.
3Eduard Moesbergen, 248-0575A, NIOD, Doc. 1. Copy of CABR file at NI-HaNa.
4Eduard Moesbergen, 248-1163A, NIOD, Doc. 1. Copy of CABR file at NI-HaNa.
Chapter 26: The V-Frau
1Ans van Dijk, CABR, NI-HaNa.
2Bob Moore, Victims & Survivors: The Nazi Persecution of the Jews in the Netherlands 1940–1945 （London: Arnold, 1997）， 209.