Notes on the geologic section near Columbia, California, with special reference to
the occurrence of fossils in the auriferous gravels / by George D. Louderback, 1934
Papers concerning the palæontology of California, Arizona, and Idaho - VIAF - Bibliothèque
du Congrès (USA) - http://viaf.org/viaf/41730373, 21/04/2017
Information trouvée : 1874-1957