"Heliochromy" Quotes from Famous Books
 ... an account of the experiments of M. E. Becquerel, a French savant, on photographing in the colours of nature, my curiosity was awakened. I carefully repeated his experiments, and convinced myself that he was correct. I continued my experiments in heliochromy for a period of about two years, during which time I made many photographs in colours, and discovered a method of developing the coloured image, which enabled me to shorten the exposure to one-fortieth of the previously-required time. During these experiments, ...
— Men of Invention and Industry • Samuel Smiles |
