
Almost all black and white photographs that are printed today, whether as works of art for exhibitions or for display or documentation purposes, are printed with pigment inks. Vintage and modern prints, on the other hand, are stored in museums, archives and collections as prints on gelatin silver baryta paper. On the occasion of the refurbishment of the photo laboratory of Historisches Archiv mit Rheinischem Bildarchiv (RBA) in Cologne, this article highlights reasons for and current possibilities of analogue image reproduction using optical processes, as well as the differences to digital methods.