COLLOTYPE
AND
Photo-Lithography
PRACTICALLY ELABORATED BY
DR. JULIUS SCHNAUSS,
Member of the Imperial German Academy of Naturalists, &c.
TRANSLATED, WITH THE AUTHOR’S SANCTION AND ASSISTANCE,
BY
EDWIN C. MIDDLETON.
TOGETHER WITH AN APPENDIX ON
STEAM PRESSES,
BY THE TRANSLATOR.
LONDON:
ILIFFE AND SON, 3, ST. BRIDE STREET, LUDGATE CIRCUS,
1889.
PRINTED BY ILIFFE AND SON, 3, ST. BRIDE STREET, LUDGATE CIRCUS, LONDON,E.C. WORKS: COVENTRY.
CHAPTER. | PAGE. | |
I. | Introductory | 9 |
II. | Bichromates in Conjunction with OrganicSubstances | 12 |
III. | Summary of the more important PrintingProcesses with Chromated Gelatine | 18 |
IV. | Collotype Apparatus | 25 |
V. | Chemicals and Materials for Collotype | 46 |
VI. | Preparation of the Collotype Plate | 59 |
VII. | Negatives suitable for Collotype | 72 |
VIII. | Printing in the Press | 88 |
IX. | Finishing and Varnishing Collotype Prints | 96 |
X. | Other Collotype Processes | 102 |
XI. | Failures in Collotype: In the Preparation ofthe Plates | 107 |
XII. | Investigations on Collotype | 114 |
XIII. | Collotype in Natural Colours | 119 |
XIV. | Magic Prints | 122 |
XV. | Photo “Glass” Printing | 124 |
XVI. | Allgeyer’s Collotype Process | 127 |
XVII. |