Department of the Interior. Hubert Work, Secretary. United States Geological Survey. George Otis Smith, Director. Bulletin 718. Geology and ore deposits of the Creede district, Colorado.

Department of the Interior. United States Geological Survey. George Otis Smith, Director. Professional Paper 78 geology and ore deposits of the Philipsburg Quadrangle Montana.
Published: (1913)

Department of the Interior. United States Geological Survey. George Otis Smith, Director. Bulletin 358. Geology of the Seward Peninsula tin deposits Alaska.

Department of the Interior. United States Geological Survey. George Otis Smith, Director. Bulletin 577. Geology of the phosphate deposits Northeast of Georgetown, Idaho.
Published: (1914)

Department of the Interior. United States Geological Survey. George Otis Smith, Director. Professional Paper 77. Geology and ore deposits of the Park City district, Utah.
Published: (1912)

Department of the Interior Hubert Work, Secretary U. S. Geological Survey George Otis Smith, Director Bulletin 784 Bibliography of North American Geology for 1923-1924.
Published: (1927)

Geology and structural control of ore deposition in the Creede district : San Juan Mountains, Colorado /
by: Steven, Thomas A. (Thomas August), 1917-2013
Published: (1965)

Geology and ore deposits of the Breckenridge district, Colorado.
Published: (1911)

Department of the Interior. United States Geological Survey. George Otis Smith, Director. Professional paper 62. The geology and ore deposits of the Cour D'alene district, Idaho.
Published: (1909)

Department of the Interior. United States Geological Survey. George Otis Smith, Director. Bulletin 353. Geology of the Taylorsville Region, California.
Published: (1908)

Department of the Interior. United States Geological Survey. George Otis Smith, Director. Bulletin 381. Contributions to economic geology 1908.
Published: (1910)

The geology of ore deposits /
by: Guilbert, John M.
Published: (1986)

Department of the Interior. United States Geological Survey. George Otis Smith, Director. Bulletin 596. Geology and coal resources of North Park, Colorado.
Published: (1915)

Department of the Interior. United States Geological Survey. George Otis Smith, Director. Bulletin 355. The magnesite deposits of California.

Department of the Interior. United States Geological Survey. George Otis Smith, Director. Bulletin 351. The Clays of Arkansas.
Published: (1908)

Geology and ore deposits of the Montezuma Quadrangle, Colorado /
by: Lovering, T. S. (Thomas Seward), 1896-1991
Published: (1935)

Department of the Interior. United States Geological Survey. George Otis Smith, Director. Bulletin 376. Peat deposits of Maine.
Published: (1909)

Department of the Interior. Franklin K. Lane, Secretary. United States Geological Survey. George Otis Smith, Director. Professional Paper 97 Geology and ore deposits of the Mackay Region, Idaho.
Published: (1917)

Department of the Interior. United States Geological Survey. George Otis Smith, Director. Bulletin 352. Geologic reconnaissance of a part of Western Arizona.
Published: (1908)

Department of the Interior. United States Geological Survey. George Otis Smith, Director. Bulletin 590. Reconnaissance of the geology and oil prospects of northwestern Oregon.
Published: (1914)

Department of the Interior. United States Geological Survey. George Otis Smith, Director. Bulletin 356. Geology of the Great Falls coal field Montana.

Department of the Interior. United States Geological Survey. George Otis Smith, Director. Professional paper 63. Economic geology of the Georgetown quadrangle (together with the Empire District) Colorado.
Published: (1908)

Geology and ore deposits of the Montezuma Quadrangle, Colorado /
by: Lovering, T. S. (Thomas Seward), 1896-1991
Published: (1935)

Department of the Interior. United States Geological Survey. George Otis Smith, Director. Bulletin 390. Geology of the Lewistown coal field, Montana.
Published: (1909)

Department of the Interior. United States Geological Survey. George Otis Smith, Director. Bulletin 523. Nitrate deposits.
Published: (1912)

Geology and ore deposits of the Garfield quadrangle, Colorado /
by: Dings, McClelland G. (McClelland Griffith), 1902-, et al.
Published: (1957)

Geology and ore deposits of the Breckenridge mining district, Colorado /
by: Lovering, T. S. (Thomas Seward), 1896-1991
Published: (1909)

Department of the Interior. United States Geological Survey. George Otis Smith, Director. Professional Paper 85. Shorter contributions to general geology 1913.
Published: (1914)

Structural geology of Canadian ore deposits /
Published: (1948)

Department of the Interior Hubert Work, Secretary U. S. Geological Survey George Otis Smith, Director Bulletin 785 Contributions to Economic Geology (short papers and preliminary reports) 1926 Part I. Metals and nonmetals except fuels.
Published: (1926)

Department of the Interior. Hubert Work, Secretary. United States Geological Survey. George Otis Smith, Director. Bulletin 709 Triangulation and primary traverse 1916-1918.
Published: (1923)

Geology and ore deposits near Lake City, Colorado.
Published: (1911)

Geology and Ore deposits of Lemhi County, Idaho.
Published: (1913)

Geology and structural control of ore deposition in the Creede district, San Juan Mountains, Colorado /
by: Steven, Thomas A. (Thomas August), 1917-2013, et al.
Published: (1965)

Geology and ore deposits of the Front Range, Colorado /
by: Lovering, T. S. (Thomas Seward), 1896-1991, et al.
Published: (1950)

Geology and ore deposits of the Rico District, Colorado /
by: McKnight, Edwin Thor, 1902-1992
Published: (1974)

Geology and ore deposits of the Garfield quadrangle, Colorado /
by: Dings, McClelland G. (McClelland Griffith), 1902-, et al.
Published: (1957)