The working of unstratified mineral deposits
By: by George J. Young. With a chapter on the h©Œmatite ores of Cumberland & Furness, by T. S. Durham.
Contributors: Durham, T. S.
Series: [Benn's mining series]
Publisher: McGraw-Hill
Published: 1927
Place of publication: New York
Language: eng
Number of pages: 466
Subjects: Mining engineering.; Ore deposits.