The Photographic News: A Weekly Record of the Progress of Photography, Volume 48Cassell, Petter, and Galpin, 1904 |
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Page 303
... potassium carbonate ( for example , only 230 grs . ) , and also less or even no potassium bromide . If it be wished to have greater contrasts in the negative , the developer is employed in a more concentrated solution , to which more ...
... potassium carbonate ( for example , only 230 grs . ) , and also less or even no potassium bromide . If it be wished to have greater contrasts in the negative , the developer is employed in a more concentrated solution , to which more ...
Page 804
... potassium , or ammonium chloride . Potassium bichromate + hydrochloric acid . Potassium bichromate + nitric acid + sodium , potas- sium , or ammonium chloride . Potassium ferricyanide + sodium , potassium , or ammonium chloride . Potassium ...
... potassium , or ammonium chloride . Potassium bichromate + hydrochloric acid . Potassium bichromate + nitric acid + sodium , potas- sium , or ammonium chloride . Potassium ferricyanide + sodium , potassium , or ammonium chloride . Potassium ...
Page 836
... Potassium ferricyanide . bromide Potassium bichromate - hydrochloric acid Cuprie bromide Intensification indicated thus made alkaline with a few drops of ammonia , when it becomes very rapid . In connection with this process , it may be ...
... Potassium ferricyanide . bromide Potassium bichromate - hydrochloric acid Cuprie bromide Intensification indicated thus made alkaline with a few drops of ammonia , when it becomes very rapid . In connection with this process , it may be ...
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Common terms and phrases
acid Amateur Photographers amidol ammonia annual exhibition architecture artistic awarded better bichromate bromide paper bromide prints bronze medal Camera Club carbon carbon print Cecil Court cent Charing Cross Road chloride citric acid Class colour competition copy density developer dissolved Editor EDITORIAL CHAT effect Eikonogen emulsion enlarging excellent exposure film fixing bath focus focussing formula gelatine give glass hydroquinone hypo illustrated interesting judges landscape lantern slides lecture lens lenses light London matter mercuric chloride Messrs method metol minutes mount negative object obtained ordinary ounce oxalate Photographic Society pictorial plaque plate platinotype platinum portrait portraiture potassium potassium bromide prize pyro readers Royal Photographic Royal Photographic Society salt screen sensitising shutter Silver medal soda sodium sulphite solution stain stereoscopic Street sulphocyanide tion toning wash workers yellow