Auteur: B. L. Bigwood, Claude M. Roberts, Emerson G. Crosthwaite, James Kincheon Searcy, John Augustus Baker, John Bougher Rowland, Loyd L. Young, M. P. Thomas, William Evans Price
Nombre de pages: 23 pages
ISBN: ISBN non disponible
Edition: U.S. Department of the Interior, Geological Survey
Date de publication: U.S. Department of the Interior, Geological Survey
Description: Description non disponible