CHAPTER III

THE INKING-UP—The Production of the Differential Swelling—The Properties of the Relief and Its Influence on the Character of the Picture—Effect of Warm Water—Effect of Ammonia—The Utensils—Brushes—The Inks—The Support—Removal of the Water from the Surface of the Print—The Brush Work—Use of Dissolved Inks—Use of Rollers—Resoaking of the Print during the Working-up—Removal of the Ink from the Surface—Failures—Alteration of the Character of the Picture by the Inking—The Structure of the Ink—Different Methods of Working—Hard Ink Technique (Coarse-grain Prints)—Soft Ink Technique—Sketch Technique—Large Heads—Oil Painting Style—Night Pictures—Prints with White Margins—The Swelled-grain Image—Mixing the Inks—Polychrome Bromoils 38