Robert Thomas Hill Libros

In this groundbreaking work, renowned geologist and mining expert Robert Thomas Hill provides a detailed analysis of the Pinguico Mines in Guanajuato, Mexico. Covering everything from the geological features of the area to the metallurgical processes used on site, Hill's reports provide a comprehensive overview of one of the most important mining sites in the world. Whether you're a miner, a scientist, or just someone interested in the history of industry, this book is a must-read.