Whilst the greatest effort has been made to ensure the quality of this text, due to the historical nature of this content, in some rare cases there may be minor issues with legibility. The rapid extension of Silver Mining enterprise, in consequence of numerous discoveries of rich and extensive silver-bearing lodes in California, and especially in Nevada Territory, has excited a general desire for information of such methods of extracting Silver and Gold from the different classes of ores, as are practical and adapted to our circumstances.