Themes > Arts > Photography > Timeline of Photography > 1700 - 1794

1725-27   
Johann Heinrich Schulze discovers and experiments with the darkening                action of light on mixtures of chalk and silver nitrate.

1760      
Tiphaigne de la Roche predicts photography in Giphantie.

1777      
Carl Wilhelm Scheele proves ammonia stabilizes darkened silver salts.

1786      
Gilles-Louis Chrétien develops the Physionotrace for profile portraits.

1794      
Robert Barker opens the first Panorama, prototype of future movie houses.


Information provided by George Eastman House: http://www.eastman.org