Andrea Niccoletti, “The Decline and Fall of Edda Ciano”, n. p.; Howard McGaw Smyth, “The Papers: Rose Garden”.

Paige Y. Durgin, “Framed in Death”.

James H. Walters, Scoop.

Edda Ciano letter to Frances de Chollet, Frances de Chollet Collection.

Wolfgang Achtner, “Edda Ciano”, The Independent, obituary, October 23, 2011.

Robert D. Bush, “An Investigation into the Trial of a Nazi War Criminal: Joachim von Ribbentrop at Nuremberg, Germany, 1945–1946”, thesis, University of Richmond, 1963.

Allen Dulles letter to Charles G. Cheston, April 11, 1945, RG226, National Archives of the United States.

Interview, Jacqueline de Chollet, 2021.