Edition abundantly illustrated with photographs and in-text and full-page engravings. Publisher's binding in green and gilt percaline cloth. Smooth spine illustrated with a derrick and a diamond. Large decoration on the upper cover depicting the interior of a mine and the instruments and utensils necessary for extraction. Edges gilt. Some traces of rubbing. Very occasional foxing, but present on the half-title and title. Very handsome copy in this binding. Monograph concerning all underground activity, volcanoes, mines, diamonds, coal, metals, stones and salts... Natural caves and tunnels, underground waters... few works contain such a complete study of mining activity, this one being illustrated with numerous photographs of miners' lives and extraction techniques.