Roasting of Gold and Silver Ores - And the Extraction of Their Respective Metals Without
Quicksilver is an unchanged high-quality reprint of the original edition of 1870. Hansebooks
is editor of the literature on different topic areas such as research and science travel and
expeditions cooking and nutrition medicine and other genres. As a publisher we focus on the
preservation of historical literature. Many works of historical writers and scientists are
available today as antiques only. Hansebooks newly publishes these books and contributes to the
preservation of literature which has become rare and historical knowledge for the future.