The Photographic News: A Weekly Record of the Progress of Photography, Volume 40Cassell, Petter, and Galpin, 1896 |
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Page 468
... hypo by soaking the prints in water contained in shallow dishes . When this method of washing is adopted , three questions have to be answered before we can say that all the soluble salts have been removed from the prints . 1. What must ...
... hypo by soaking the prints in water contained in shallow dishes . When this method of washing is adopted , three questions have to be answered before we can say that all the soluble salts have been removed from the prints . 1. What must ...
Page 517
... hypo is one way . Howard Farmer's fer- ricyanide of potassium and hypo is another . Belitzski's formula , as found on p . 241 of the YEAR - BOOK , is an ex- ceedingly good means . Another favourite is iodine and cyanide , and were it ...
... hypo is one way . Howard Farmer's fer- ricyanide of potassium and hypo is another . Belitzski's formula , as found on p . 241 of the YEAR - BOOK , is an ex- ceedingly good means . Another favourite is iodine and cyanide , and were it ...
Page 781
... hypo , we cannot recommend it . Sodium sulphite will dissolve 4 per cent . of silver chloride , hypo 4.0 per cent , therefore you would require 10 parts of the former to do the work of one of the latter . Sepia Platinotypes .- " How is ...
... hypo , we cannot recommend it . Sodium sulphite will dissolve 4 per cent . of silver chloride , hypo 4.0 per cent , therefore you would require 10 parts of the former to do the work of one of the latter . Sepia Platinotypes .- " How is ...
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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 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 matt surface 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 rays readers rectilinear lens retouching round screw shadows shutter side silver slot soda sodium sulphite solution stereoscopic sulphite sulphocyanide taken Thornton-Pickard tion toning tube varnish washing week wood yellow