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C. C. ;
1842 in Fabrezan, Aude
developed various improved methods of photography including an early color photo process.
see http://gallica.bnf.fr/ark:/12148/bpt6k61655c ;
C. C.: Solution générale du problème de la photographie des couleurs (Paris 1869) ;
Also active as poet and inventor, e.g. of sound recording and telegraph technology.