gum arabic
a water soluble organic gum of various species of acacia used as a binder in ceramic glazes and colors and other ink formulations.
-Gum arabic - water soluble gum obtained from the Acacia tree and used in coatings of a number of photographic processes.
Swiss painter and printmaker Johann Baptist Isenring used a mixture of gum arabic and pigments to make the first coloured daguerreotype in 1840 or 1841.
Watercolor: A soft and see-through (transparent) paint made from pigment, water and gum arabic.
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Gum Bichromate
Often called "gum." An early process in which exquisite colored prints are made by printing on paper coated with layer(s) of sensitized and pigmented gum arabic.
With a mounting board that has loud, contrasting color Which of the following adhesives should you use to mount photo- graphic prints on a mounting board? 1. Rubber cement 2. Gum arabic 3. Paste 4. Glue 79 ...
 See also: Color, Photograph, Time, Print, Prints
  
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