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Dictyota dichotoma – in the young state; and in fruit, Anna Atkins. Cyanotype on paper F.H. Day and Maynard White in sailor suits, F. Holland Day. Cyanotype on paper Cyanography is an artistic practice that utilises a particular type of photographic reproduction – the cyanotype. Invented in 1842 by Sir John Herschel,[1] this process requires a material, commonly fabric or paper, to be coated in photosensitive solution – usually a combination of ferric ammonium citrate and potassium ferricyanide.[2] This results in blue… Read More »Cyanography