Sujet

Friedrich August Kekule von Stradonitz

Légende

Friedrich August Kekule von Stradonitz (1829-1896), German organic chemist, c1885. In 1865 he published his theory of the structure of the benzene ring as a ring of six carbon atoms attached by double and single bonds alternately, a form which had appeared to him in a dream. Halftone after a photograph.

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Photos12.com - Ann Ronan Picture Library

Crédit

Photo12/Ann Ronan Picture Library

Notre référence

ARP07104_460000806

Licence

Droits gérés

Format disponible

24,9Mo (802,4Ko) / 20,8cm x 30,0cm / 2459 x 3543 (300dpi)