Photogravure is a process of making print. The earlier forms of photogravure was invented in 1879 by Nicephore Niepce and Henry Fox Talbot. This is a process in which the image that is photographed is shifted to a plate made of copper which is layered with a gelatine tissue which is light sensitive and is etched to produce a quality photograph. For each number of prints the chemical is applied by with hand.