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POLYFERRIC PIGMENT PRINT (P3)
A photographic print with an image of pigment bound to paper in a hardened colloid. It is similar to Gum bichromate, but uses an iron salt
darkroomdoc
Mar 9, 20203 min read
CUPROTYPE
CUPROTYPE: a photographic print of reddish brown Copper II Ferrocyanide (Hatchett’s Brown) pigment on paper.
darkroomdoc
Mar 5, 20202 min read
COBALTOTYPE
This is an updated version of the Lumiere Brothers Cobalt Process of 1893.
darkroomdoc
Feb 3, 20202 min read
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