Su DeCosse. Fotozhivopis-gum bighromate
DeCosse real alchemist, he is working with alternative processes printing: platinum, palladium, photogravure and three-color printing pigment dichromate – gum bichromat.
Su DeCosse was born in Valley City, North Dakota in 1929. While studying at the Minneapolis School of Art and Design, won a scholarship and bought his first camera, Eksa.V Italy, he studied at the Institute d’Arte di Porta Romana and began a successful career in book publishing, which published his photographs on a variety of topics, many of which have been translated into 17 languages??. Upon the sale of his company in 1994, Cy returned to his first love, photography. Su lives and works in Minnesota. In 2001, Keith Taylor (Keith Teylor) started the revival of the art gum bichromate.Raboty DeCosse is in numerous public collections.
Here, Keith Taylor as an example of one of the shows the process technology
And a little bit of professional terminology of gum bichromate:
Gum bichromate prints are distinguished by rich light range and the ability to use virtually any process dyes цвета.Светочувствительность potassium dichromate in the presence of organic salts was first established in 1832, and the possibility of its use for photo-graphy shows Englishman pontoon, the observed changes in color pro-Pete solution of potassium dichromate paper. However, the discovery of a chrome-photosensitive gelatin belongs to Fox Talbot (1852.). Great advances in the art of photographic images using potassium dichromate were achieved Puatvenom that in 1855 a sealed-tilt method phototype: drawing on zadublennoe photochemical od-bom gelatin image oil paint with a view to render or for cliches like litografskomu.V this technique worked Alfred Maskell, Edward Steichen, Robert Demachy, Heinrich Kuhn. Gum bichromate prints have the highest archival quality and saved quite dolgo.Dalneyshee fotozhivopisi development was the widespread adoption of pho-tography in science and publishing. At the same time, pre-designed equipment put a reliable and affordable tool of expression and intent of the author’s attitude to the subject chosen, the tool allows anyone with the desire and owning the basics of photography and chemical pro-process, highlight the plot importantly, give the image that only he access-ing the uniqueness of great works.
“The embodiment of ideas, design and technology domination hand website”
– Has become the motto of the school masters fotozhivopisi.
Platinum-palladium photos:
Improbable Machines – Incredible Machine
Alchemist Machine
Hose Machine
Money Machine
Electric Screwing Machine
Su DeCosse