Analytical essays towards promoting the chemical knowledge of mineral substances This book, "Analytical essays towards promoting the chemical knowledge of mineral substances", by M.H. Klaproth, is a replication of a book originally published before 1801. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible. This book was created using print-on-demand technology. Thank you for supporting classic literature.