reprinted from Report of the National Conservation Commission, February, 1909 Geological Survey (U.S.) creator Campbell, Marius R. (Marius Robinson) 1858-1940 Parker, Edward W. (Edward Wheeler) 1860- Gannett, Henry 1846-1914 Day, David T. (David Talbot) 1859-1925 Davis, Charles Albert 1861-1916 Hayes, C. W. (Charles Willard) 1859-1916 Lindgren, Waldemar 1860-1939 Van Horn, Frank Benjamin 1877- Brooks, Alfred H. (Alfred Hulse) 1871-1924 text dcu Washington Govt. Print. Off. 1909 monographic eng

print

214 p. : xii pl. (part. fold., incl. maps) diagrs. ; 24 cm. 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. n-us--- Mines and mineral resources United States QE75 .B9 no. 394 Geological Survey (U.S.). gs 09000198 DLC 790420 20260227111309.0 gs 09000198