Arte De Ensayar Oro Y Plata: Bosquejo Ó Descripcion Comparativa De La Copelacion De Las Substancias Metálicas Por Medio Del Plomo Ó Del Bismuto Y O - Balthasar-Georges Sage - Bog

Este libro es una guía detallada sobre la elaboración de oro y plata por medio de la copelación y otras técnicas. Es una obra de referencia esencial para aquellos interesados ​​en la minería y la metalurgia.This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.