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Breve storia in chiave umoristica dell'invenzione della fotografia. "La siensa spiegatta al poppolo", 31.01.1957. Realizzazione radiofonica di Ugo Alberico e Battista Klainguti.
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https://www.rsi.ch/s/702638
Echi di una radio - Gli anni '50
"La siensa spiegatta al poppolo" - La fotografia (1957)
La siensa spiegatta al poppolo, 31 gennaio 1957
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