Papers on the conservation of mineral resources
Subtitle: reprinted from Report of the National Conservation Commission, February, 1909.
Contributors: Campbell, Marius Robinson, 1858-1940.; Parker, Edward W. b. 1860.; Gannett, Henry, 1846-1914.; Day, David T. 1859-1925.; Davis, Charles Albert, 1861-1916.; Hayes, C. W. 1859-1916.; Lindgren, Waldemar, 1860-1939.; Van Horn, Frank Benjamin, 1877-; Brooks, Alfred H. 1871-1924.
Series: Bulletin 394
Publisher: Govt. Print. Off.
Published: 1909
Place of publication: Washington
Language: eng
Number of pages: 214
Subjects: Mines and mineral resources -- United States.
Notes: Contents.- Coal fields of the United States, by M.R. Campbell and E.W. Parker.- Estimates of future coal production, by H. Gannett.- The petroleum resources of the United States, by D.T. Day.- Natural-gas resources of the United States, by D.T. Day.- Peat resources of the United States, exclusive of Alaska, by C.A. Davis.- Iron ores of the United States, by C.W. Hayes.- Resources of the United States in gold, silver, copper, lead, and zinc, by W. Lindgren.- The phosphate deposits of the United States, by F.B. Van Horn.- Mineral resources of Alaska, by A.H. Brooks.
Includes index.