Photography: Its History, Processes, Apparatus, and Materials: Comprising Working Details of All the More Important MethodsIncluded are "24 plates in a variety of photomechanical processes, with illustrations mostly from art; included are woodburytype, woodbury-gravure, Pretsch process, Gilbo gravure, Klic gravure, three-color collotype, photolithography, half-tone ... photo-galvanic engraving, etc."--Hanson Collection catalog, p. 114 |
From inside the book
Results 1-5 of 53
Page 65
... ounce . But although the metal was still only produced in small quantities , sufficient was placed at the disposal ... twenty grains of the metal burnt in strands of ribbon lightly held together with wire of the same metal . In the form ...
... ounce . But although the metal was still only produced in small quantities , sufficient was placed at the disposal ... twenty grains of the metal burnt in strands of ribbon lightly held together with wire of the same metal . In the form ...
Page 68
... ounce 1 ounces These bleached positives , if not varnished , must be well protected from the atmosphere , and , if ... 20 grains of potassium bromide and 10 grains of common salt . After beating this into a thick white froth it was ...
... ounce 1 ounces These bleached positives , if not varnished , must be well protected from the atmosphere , and , if ... 20 grains of potassium bromide and 10 grains of common salt . After beating this into a thick white froth it was ...
Page 69
... oz . of acid to 20 oz . of water ) , and allowed to remain an hour or two . The glass is then thoroughly rubbed ... 20 ounces of water and a few drops of ammonia . When required for use , run some of the solution through a filter of ...
... oz . of acid to 20 oz . of water ) , and allowed to remain an hour or two . The glass is then thoroughly rubbed ... 20 ounces of water and a few drops of ammonia . When required for use , run some of the solution through a filter of ...
Page 71
... ounces . 2 39 2 drachms . Ammonium sulphocyanide Common salt . I drachm . 4 drachms . This solution must be mixed and allowed to stand eight days , and then filtered . Water Gold chloride Solution B. 3 ounces ... twenty minutes brownish ...
... ounces . 2 39 2 drachms . Ammonium sulphocyanide Common salt . I drachm . 4 drachms . This solution must be mixed and allowed to stand eight days , and then filtered . Water Gold chloride Solution B. 3 ounces ... twenty minutes brownish ...
Page 72
Comprising Working Details of All the More Important Methods Alfred Brothers. in twenty ... ounces . 12 Water I quart . Solution B. Potassium chloro - platinite Water ... twenty years have elapsed since Mr. Johnson wrote the words quoted , yet ...
Comprising Working Details of All the More Important Methods Alfred Brothers. in twenty ... ounces . 12 Water I quart . Solution B. Potassium chloro - platinite Water ... twenty years have elapsed since Mr. Johnson wrote the words quoted , yet ...
Contents
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Photography, Its History, Processes, Apparatus, and Materials, Comprising ... A. Brothers No preview available - 2016 |
Common terms and phrases
actinometer albumen albumenised paper alcohol ammonia Ammonium aperture appear bath bitumen camera carbon cause chemical chloride coated collodion process collotype colour daguerreotype developing solution diaphragm dish dissolved distilled drachms dried dry plates effect eikonogen emulsion ether experiments exposed exposure ferric oxalate ferrous film filtered fixing fluid focal length focus focussing formulæ gallic acid gelatine plates gold Gold chloride grains ground glass half-tone haloid inches iodide iron kind landscape lantern lens lenses meniscus metal method minutes mixed necessary negative nitric acid object obtained ordinary ounces ounces of water patented photographic picture placed platinotype platinum portrait position potassium bichromate Potassium bromide Potassium ferricyanide prepared prints produced purpose pyrogallic acid pyrogallol quantity rays reduced removed salt seen sensitised sensitive sheet shutter silver bromide silver nitrate sodium thiosulphate soluble stereoscopic substance sufficient sulphuric surface taken toning transparent varnish washed wet collodion yellow zinc