DIRECTORY_1997#5156 new approved FotoMuseum Provincie Antwerpen conventionDeclaration ISAAR(CPF): Internationale norm voor archivistische geautoriseerde beschrijvingen van organisaties, personen en families, Antwerpen/Leuven/Amsterdam 2006. detailLevel http://ica-atom.org/doc/RS-2#5.4 created May 31, 2015 9:51:50 AM CEST human revised May 11, 2023 9:05:16 AM CEST human Person (Male) person d'Otreppe de Bouvette, Frédéric (Baron) conventionDeclaration Amateur conventionDeclaration Liège, 1856 - Florée (Namur), 1925 1876 - 1925 + Liège & Aineffe

<b>1876 - 1925 + Liège & Aineffe</b> Marie Frédéric, ° 19.6.1856; + 13.6.1925. Landowner and agronomist. Doctor of Chemistry. Administrator at the agricultural laboratory of the Province of Liège. Member of the ABP from 11.1.1876. In 1878, he demonstrated a portable darkroom for the development of emulsions, and in 1887 an automatic washer. In 1885, he researched ferrous oxalate developers. In 1890, he invented an apparatus for generating magnesium flashlight. Still a member of the ABP in 1922.

Association belge de Photographie 1876 1914