“Wilhelm Höttl to Hildegard Beetz”, Vienna, February 15, 1944, archive file 45, Central Intelligence Agency Archives.

“Subject: The Zimmer Notebooks”, memorandum from AB to AB 52, JRX–3748, August 21, 1946, ref. LBX–495, Central Intelligence Agency Archives.

Suzanna Agnelli, We Always Wore Sailor Suits.

“Subject: RSHA and Edda Ciano in Switzerland”, from L. E. de Neufville, SCI, to CO, SCI, Germany, July 19, 1945, Central Intelligence Agency Archives, declassified 2006.

“Letter Written by Frau B, with Pucci, with Purpose of Sending [Similar] Information to Edda”, n. d., Central Intelligence Agency Archives, declassified 2001.

Letter from Hildegard Beetz, February 25, 1944, item 46, Central Intelligence Agency Archives.

“The RSHA and Edda Ciano in Switzerland”, June 16, 1945.

“Subject: AMT VI Agents in Italy”, diary of Frau Hildegard Beetz, August 12, 1945, XX8602, declassified 2001.

Renzo Allegri, “Nel racconto di un sacerdote”.

Hildegard Beetz, letter to [Mr.] Höttl, December 4, 1943, with handwritten note, item 30, Central Intelligence Agency Archives.

Hildegard Beetz, letter to Wilhelm Höttl, Como, Cernobbio, March 30, 1944, item 51, Central Intelligence Agency Archives.

Hildegard Beetz, letter to Wilhelm Höttl, German consulate, Lugano, March 3, 1944, item 48, Central Intelligence Agency Archives.