A manual of photo-engraving : containing practical instructions for producing photo-engraved plates in relief-line and half-tone with chapters on dry plate development and half-tone color work (1896)
Jenkins, H. (Harry), 1868- · Chicago : Inland Printer · leaf 29
quired, should beprovided for negative makingand for turning negativesupon. For the latter purposethe glass is usually obtainedof one-fourth inch in thick-ness, to more readily stand the pressure in theprinting frame. Vials for hold-ing collodion,large bottles forfiltering the bathinto, and… … GRADUATE. COLLODION VIAL. MANUAL OF PHOTO-ENGRAVING. 15 An excellent roller for this purpose can also bemade from white rubber, such as is used for clotheswringers. For inking- the plate after etching-, aleather-covered roller is usually used. MISCELLANEOUS ARTICLES. Besides the articles described…
Photoengraving · Color photography
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