James Coleman
Cyanotype5/20/2019 A man by the name of John Herschel was the person who discovered cyanotype in 1842. Cyanotype are treated only using two chemicals, ferric ammonium citrate and potassium ferricyanide. Cyanotypes are mainly used for blue prints for office buildings or for housing. in order to create my negative, I had to choose a photo that I liked, opened it in photoshop, went to image and click on invert. In order to create a cyanotype, you to be in a dark room and brush the white paper with the mixture of the two chemicals.
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