The Photographic News: A Weekly Record of the Progress of Photography, Volume 40Cassell, Petter, and Galpin, 1896 |
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Page 26
... sulphite is used to prevent it from doing so ; and if as much sulphite is employed with pyro as is usually recommended with metol or amidol , that developer is quite as clean in working . Let pyro and soda , therefore , be selected . To ...
... sulphite is used to prevent it from doing so ; and if as much sulphite is employed with pyro as is usually recommended with metol or amidol , that developer is quite as clean in working . Let pyro and soda , therefore , be selected . To ...
Page 653
A Weekly Record of the Progress of Photography. Caustic soda Sodium sulphite Water to Solution 2 . ............................ For use , take oz . of each to 1 oz . of water . EIKONOGEN DEVELOPER . Solution 1 . Eikonogen .. Sodium sulphite ...
A Weekly Record of the Progress of Photography. Caustic soda Sodium sulphite Water to Solution 2 . ............................ For use , take oz . of each to 1 oz . of water . EIKONOGEN DEVELOPER . Solution 1 . Eikonogen .. Sodium sulphite ...
Page 813
... sulphite ounce , potassium bromide 60 grains , water 30 ounces . No. 2. - Caustic soda ounce , sodium sulphite 1 ounce , water to 30 ounces . No. 3. - Ammonium bromide 1 ounce , ammonium carbonate 1 ounce , distilled water to 30 ounces ...
... sulphite ounce , potassium bromide 60 grains , water 30 ounces . No. 2. - Caustic soda ounce , sodium sulphite 1 ounce , water to 30 ounces . No. 3. - Ammonium bromide 1 ounce , ammonium carbonate 1 ounce , distilled water to 30 ounces ...
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acid amateur photographers amidol ammonia aperture apparatus bath bromide paper carbon cent chloride chrome alum citric acid colour competition dark room dark slide developer dish distance drachm edge Editor eikonogen enlarging exhibition exposed exposure film fixed focus frame front gelatine give grains graphers grooves ground glass half-plate hand camera hydroquinone hypo inches interest lamp landscape lantern slides lens lenses light lines London matter Messrs method metol mount necessary negative object obtained ordinary ounce Photographic Society picture piece plate platinotype portrait possible potassium potassium bromide practical prize pyro quarter-plate rabbet rapid rectilinear rays readers rectilinear lens retouching round screw shutter side silver slot soda sodium sulphite solution stereoscopic sulphite sulphocyanide taken Thornton-Pickard tion toning tube varnish washing week wood yellow