This work has been selected by scholars as being culturally important and is part of the knowledge base of civilization as we know it. This work is in the publi

This is a reproduction of a book published before 1923. This book may have occasional imperfections such as missing or blurred pages, poor pictures, errant mark

Excerpt from An Introduction to Mining Science: A Theoretical and Practical Textbook for Mining Students The education of the miner in the scientific and techni

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "pub