Sujet

Christian Friedrich Schonbein

Légende

Christian Friedrich Schonbein (1799-1869). German chemist. [1898]. Began his investigation of ozone in 1839. Worked on nitrocellulose and produced guncotton for use in firearms in 1846. Engraving, (Leipzig, c1898).

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Photos12.com - Ann Ronan Picture Library

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Photo12/Ann Ronan Picture Library

Notre référence

ARP07104_460001047

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Droits gérés

Format disponible

31,4Mo (3,2Mo) / 26,2cm x 30,0cm / 3099 x 3543 (300dpi)