Radio 4 in Four - How the first photographic negative was created - ÃÛÑ¿´«Ã½ Sounds

Radio 4 in Four - How the first photographic negative was created - ÃÛÑ¿´«Ã½ Sounds


How the first photographic negative was created

In 1835 William Fox Talbot preserved a moment of the past forever.

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