A geological reconnaissance in the western Sierra Madre of the state of Chihuahua, Mexico. Bulletin of the AMNH ; v. 23, article 18.

Hovey, Edmund Otis, 1862-1924.Hill, Robert Thomas, 1858-1941.2005-10-062005-10-061907http://hdl.handle.net/2246/524p. 401-442, [20] leaves of plates (1 folded) : ill., maps (1 col.) ; 24 cm.Includes bibliographical references.25701575 bytesapplication/pdfen-USQH1 .A4 vol.23, art.18, 1907Geology -- Mexico -- Chihuahua (State)Geology -- Mexico -- Sierra Madre.Mines and mineral resources -- Mexico -- Chihuahua (State)Mines and mineral resources -- Mexico -- Sierra Madre.A geological reconnaissance in the western Sierra Madre of the state of Chihuahua, Mexico. Bulletin of the AMNH ; v. 23, article 18.Western Sierra Madre of Chihuahua, Mex.text