Diamond Drilling for Gold and Other Minerals: A Practical Handbook on the Use of Modern Diamond Core Drills in Prospecting and Exploiting ... of the Cost of Apparatus and of Working

by George Alfred Denny Hardcover details (USA). (see also: Leather Bound) details (Canada). (see also: Leather Bound) ISBN: 978-0-342-02237-3 ISBN-10: 0-342-02237-7 Franklin Classics · 2018