68 CHARLES GRIFFIN A CO.'S PUBLICATIONS. 



SECOND EDITION at Press. 



ELECTRO-METALLURGY 



(A TREATISE ON): 



Embracing the Application of Electrolysis to the Plating, Depositing, 

 Smelting, and Refining of various Metals, and to the Repro- 

 duction of Printing Surfaces and Art- Work, &c. 



BY 



WALTER G. MCMILLAN, F.I.C., F.C.S. 



With numerous Illustrations. Large Crown 8vo. Cloth. 



"This excellent treatise, . . . one of the BEST and MOST COMPLETE 

 manuals hitherto published on Electro-Metallurgy." Electrical Review. 



" This work will be a STANDARD." Jeweller. 



"Any metallurgical process which REDUCES the COST of production 

 must of necessity prove of great commercial importance. . . . We 

 recommend this manual to ALL who are interested in the PRACTICAL 

 APPLICATION of electrolytic processes." Nature. 



Large Crown Svo. Cloth, 8s. 6d. 



The Art of tie Goldsmith and Jeweller 



A Manual on the Manipulation of Gold in the Various 

 Processes of Goldsmith's Work, and the Manu- 

 facture of Personal Ornaments. For 

 Students and Practical Men. 



BY THOS. B. WIGLEY, 



Headmaster of the Jewellers and Silversmiths' Association Technical 

 School, Birmingham. 



ASSISTED BY 



J. H. STANSBIE, B.Sc. (L ON D.), F.I.O., 



Lecturer at the Birmingham Municipal Technical School. 

 In Large Crown Svo. With, Numerous Illustrations. 



General Content*. Introduction. The Ancient Goldsmith's Art. The Metallurgy of Gold. 

 Prices of Gold, Silver, &c Preparation of Alloys. Melting of Gold. Rolling and Slitting of 

 Gold. The Workshop and Tools. Filigree Wire Drawing. Manufacture of Personal Ornaments. 

 Finder Rings. Mounting and Setting. Mayoral Chains :nd Civic Insignia. Antique Jewel- 

 lery and its Revival. Etruscan Work. Manufacture of Gold Chains. PRECIOUS STONES. 

 Cutting Diamonds and other Precious Gems. Polishing and Finishing. Chasing, Embossing, 

 and Repousse Work. The Colouring and Finishing of Articles of Jewellery. .hnamelliug: its 

 History, Processes, and Applicability. Heraldic Distinctions and Armorial Bearings. Engraving: 

 its Origin, History, and Processes. Moulding and Casting of Ornaments, &c. Fluxes, &c. 

 Recovery of the Precious Metals from the Waste Pr< ducts. Refining Seine! and Assaying Semel 

 Bars. Gilding and Electro Deposition. Hall-Marking Gold and Silver Plate.- Miscellaneous 

 1'notiil Information. Appendix : Technological Examinations. 



LONDON : CHARLES GRIFFIN & CO., LIMITED, EXETER STREET, STRAND. 



