Aperçu gratuit du livre The Goldsmith's Handbook, Containing Full Instructions for the Alloying and Working of Gold: Including the Art of Alloying, Melting, Reducing, Colouring, Collecting and Refining; The Processes
The Goldsmith's Handbook, Containing Full Instructions for the Alloying and Working of Gold: Including the Art of Alloying, Melting, Reducing, Colouring, Collecting and Refining; The Processes