9781331942801 - The Dredging of Gold Placers (Classic Reprint) de Hodgson, John Ernest (3 resultados)

PAP. Condición: New. New Book. Shipped from UK. Established seller since 2000.

PAP. Condición: New. New Book. Shipped from UK. Established seller since 2000.

Paperback. Condición: New. Print on Demand. This book explores the extensive history of alluvial gold extraction and looks at its favorable prospects in various parts of the world. The author highlights that there has been little progress with the actual gold extraction process throughout the ages and improvements are predominantly focused on adapting machinery to the unique and demanding conditions of each gold-bearing site. The book outlines the numerous countries and regions where gold can be found and discusses the main considerations when evaluating a site's potential. The author explains that alluvial gold extraction currently represents the state of the art and provides detailed, technical insights into the subject. This book is a reproduction of an important historical work, digitally reconstructed using state-of-the-art technology to preserve the original format. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in the book. print-on-demand item.