Cannabis October 12, 2016 thcscience_admin French biologist and chemist Jacques Eugène Duclaux (14 May 1877 – 13 July 1978) was a French biologist and chemist. Authority control databases International FAST ISNI VIAF WorldCat National France BnF data Catalonia Germany Italy Israel United States Japan Czech Republic Netherlands Academics CiNii People Deutsche Biographie Other IdRef