PURE CHEMICALS for the above Processes supplied at the following prices, by
JOHN J. GRIFFIN & CO., 53. Baker Street, Portman Square.--Superior Iodized
Collodion, in bottles at 2s. 6d.; Pyrogallic Acid, 4s. per drachm; Pure
Crystallizable Acetic Acid, 8d. per oz.; Iodide of Potassium, 1s. 6d. per
oz.; Canson Frères' Negative Paper, 3s.; Positive Ditto, 4s. per quire.
Bromine, 8s. 6d. per oz.; Iodine, 2s. 6d. per oz.; Charcoal, 1s. per
bottle; Rouge, 1s. per oz.; Tripoli, finely prepared, 6d. per oz.
An Illustrated priced List of Photographic Apparatus and Materials, post
free, 3d.
Nearly Ready, the Third much enlarged Edition of Professor HUNT'S MANUAL OF
PHOTOGRAPHY.
JOHN J. GRIFFIN & CO., 53. Baker Street, London; and RICHARD GRIFFIN & CO.,
Glasgow.
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