Geo & K. Hazlitt Watchmakers’ and Jewelers’ Practical Receipt Book [PDF ebook] A Workshop Companion; Comprising Full and Practical Formulae and Directions for Soldiers and Soldering, Cleaning, Pickling, Polishing, Coloring, Bronzing, Staining, Cementing, Etching, Lacquering, Varnishing, and General Finishing of Metals, as Applied To