George Edward Gee

Recovering Precious Metals From Waste Liquid Residues; A Complete Workshop Treatise, Containing Practical Working Directions For The Recovery Of Gold,

The Hall-Marking Of Jewelry

Recovering Precious Metals From Waste Liquid Residues; A Complete Workshop Treatise, Containing Practical Working Directions For The Recovery Of Gold,

The Goldsmith's Handbook, Containing Full Instructions For The Alloying And Working Of Gold

The Hall-Marking Of Jewellery Practically Considered