Stefan Zucker

Himself

Iris Adami Corradetti

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Fedora Barbieri

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Anita Cerquetti

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Gina Cigna

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Gigliola Frazzoni

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Carla Gavazzi

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Leyla Gencer

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Magda Olivero

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Marcella Pobbe

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Marieke Schroeder

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Giulietta Simionato

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Jan Schmidt-Garre