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COLOR PHOTOGRAPHY--—HELIOCHROMY.
Hill, Levi L., b. 1816
A treatise on heliochromy ; or, the Production of pictures, by means of light, in natural colour... including the author's newly discovered collodio-chrome, or natural colors on collodionized glass... New York : Robinson & Caswell, 1856. (R. Craighead, printer).
sii, 275 ps ¢ 23 cm.
1..Color photography--Heliochromy. I.R. Craighead, printer. II.T.
RG87-530394 & MRG87-530394
 
19337