History of Photography

action of light apparatus became Berlin blue calotype camera obscura Chapter chemical chemistry chromated coated collodion plates collodion process collotype color copper Daguerre Daguerre's daguerreotype daguerreotype plates discovery dry plates Eastman Eder Eder's edition emulsion etching exhibited experiments exposed exposure film gallic acid gelatine silver bromide German Geschichte glass graphic Graphische Lehr gum printing halftone Handbuch Hauron invention inventor investigations iodine Jahrbuch Journ Journal Korr Korresp later lens lenses light-sensitive London Lumière mentioned metal method Munich negatives Nicéphore Niépce Niépce nitric acid optical optician oxide Paris patent Petzval Phot photochemical photochemistry Photographic Society Photographische photogravure photolithography pigment portrait potassium printing produced Professor published rays reproduction salts Schulze screen sensitivity Sensitometrie silver chloride silver chloride paper silver iodide silver nitrate solution spectrum substance sunlight Talbot technical three-color tion Versuchsanstalt Vienna violet Vogel Voigtländer wet collodion wet collodion process yellow