Renzo Allegri

A friend of Callas’ husband, Giovanni Battista Meneghini,
Renzo Allegri owns a collection of photographs,
and documents on Callas’ life.

1. La véritable histoire de Maria Callas, Renzo Allegri, Paris, 1992
2. La véritable histoire de Maria Callas: transcription braille, Renzo Allegri, Quebec City, 1999 (Braille transcription from the 1992 French edition)
3. La vera storia di Maria Callas con documenti inediti, Renzo Allegri, Milan, 1991 (1st Italian edition)
4. 真実のマリア・カラス [La vera storia di Maria Callas],レンツォ・アッレーグリ 著: 東京: フリースペース, 1994 (Japanese translation from the 1st Italian edition.)