File:Anthony's photographic bulletin for (1896) (14781963725).jpg

Identifier: anthonysphotogr1896newy (find matches)
Title: Anthony's photographic bulletin for ..
Year: 1870 (1870s)
Authors:
Subjects: Photography
Publisher: New York : E. & H.T. Anthony & Co.
Contributing Library: University of Illinois Urbana-Champaign
Digitizing Sponsor: University of Illinois Urbana-Champaign

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Text Appearing Before Image:
ure. (. II. Bo i n wii i• \ believes that the gold-blue tone obtained with hypoand lead baths, and which has heretofore been ascribed to sulphuri/a-tion, is due to the formation of the silver subsulphide. This is an un-stable salt, and, like most of all the other subsalts of silver, easily■ s into the common silver sulphide. The subsulphide is purple.brown in color, while the sulphide is light in color, tending to a yellow.is very probable, with sulphur toning in general, those prints tied their rich color so much like gold-toned prints are still i d of the subsulphide, bul those thai are of the too familiar, OlOT have passed from subsulphide to Sulphide state. pt. W. B that photographing clouds may be done in i B u ■:■::■ a ;!i 1 mirror a1 a proper angle to t he lens • i kylight is polarized, and that from the* louds is not so affected. • i ■ a t may be obtained, • i> using ; j ellow) • 01 without orthochromatic plates. 3. By interposing a fine behind the U n .
Text Appearing After Image:
NEGATIVE ON CLIMAX PLATS. BY Charles W. Mearn, Boston, /aa^s. HALrTONE AND PRINTINQ AT THE School or Practical Proce^5 Enq iSi A PRACTICAL ENLARGING PROCESS FOR THEAMATEUR AND PROFESSIONAL. I^OR many years, at convenient moments, I have experimented toascertain the very best method to be used for enlarging negatives.There are many times when, in the case of friends passing away, wefind only some small pictures, the result of random snap shot, out-of-door photographs, which of themselves are not satisfactory. Whenthe negatives of such pictures exist, a result can be obtained by theprocess I will describe, which is surprising even to an expert. The method hitherto in use, when the negative proved available,was to print a glass positive by superposition or in contact with thenegative, and from the resulting positive—which, of course, is the sizeof the original negative—make an enlarged negative through a camera.This has always been against my conviction, as it seemed as if thegrain,

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