Principles of mining
Subtitle: valuation, organization and administration : copper, gold, lead, silver, tin and zinc
By: by Herbert C. Hoover....
Edition: 1st ed., 11th impression.
Publisher: McGraw-Hill Book Company
Published: 1909
Place of publication: New York; London
Language: eng
Number of pages: 199
Subjects: Mines and mineral resources
Notes: Includes index.