Collections of 19th century photographs and photographic processes, rare cameras, primitive cinematographic devices, scientific, technical, acoustic, optical, electrical or astronomical devices or toys. We offer you an opinion, advice, expertise of your objects or your collections. We invite you to visit us at 16 rue de Vaugirard in Paris in the 6th arrondissement, between the Luxembourg Gardens and Saint Germain des Prés.We are there from Tuesday to Saturday, from 11 a. Collections of photographs and photographic processes from the 19th century, rare cameras, early cinematographic apparatus, scientific, technical, acoustic, optical, electrical or astronomical instruments and optical toys. We offer advice, information and a valuation of individual objects or entire collecti.