| CHAPTER. | PAGE. | | I. | Introductory | 9 | | II. | Bichromates in Conjunction with Organic Substances | 12 | | III. | Summary of the more important Printing Processes 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 of the 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. | Practice of Photo-Lithography | 130 | | XVIII. | Autography | 135 | | XIX. | Negatives for Photo-Lithography | 149 | | XX. | Application of the Carbon Process to Photo-Lithography | 155 | | Appendix. | | Steam Presses | 162 |
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