A Non-Toxic Gelatin-acrylic Sizing for Gum Bichromate and Other Processes
Gelatin-acrylic sizing provides a reliable, non-toxic alternative to traditional paper sizing for gum bichromate printing. Marek Matusz explains how combining gelatin with acrylic medium improves adhesion, reduces pigment staining, and produces consistent multi-layer prints. He compares several formulas, recommends his preferred mixture, and shows how the sizing also works well for cyanotype, palladium, and gum-over prints. Writer and photography / Marek Matusz WARNING: This is for experienced and advanced users. … Read more