The American annual of photography (1918) (14758364016)

Identifier: americanannualof1918newy (find matches)
Title: The American annual of photography
Year: 1918 (1910s)
Authors:
Subjects: Photography
Publisher: New York : Tennant and Ward
Contributing Library: Harold B. Lee Library
Digitizing Sponsor: Brigham Young University



Text Appearing Before Image:
-dissolved. For use dilute with from 30 to 40 parts of water.The other formula suggested is: Paramidophenol hydrochloride 48 grains Sodium carbonate i ounce Sodium sulphite i ounce Water 20 ounces For use dilute with an equal bulk of water. ^ Dr. Andresens researches and experiments were many.Among these he used several good developers, which are here-with given: _^ .——— Paramidophenol hydrochloride 5 parts ^ > Sodium sulphite 50 parts 0-^ Potassium carbonate 25 parts ; yJ I Water 1000 parts \^^ ^v ^ Dilute with from 5 to 50 parts of water for use.Anotherformula given by Dr. Andresen is: Paramidophenol hydrochloride yy grains Sodium sulphite 768 grains Sodium carbonate 384 grains Water 20 ounces A good two-solution formula is: Solution A Paramidophenol hydrochloride ^ ounce Potassium metabisulphite yi ounce Water 25 ounces Solution B Sodium sulphite 1^2 ounces Potassium carbonate i^ ounces Water 25 ounces For use mix i part A with 2 parts of B, when it is ready foruse. 244 1^
Text Appearing After Image:
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