Nature and origin of deposits of phosphate of lime /

Bibliographic Details
Main Author:	Penrose, R. A. F. (Author)
Format:	Government Document eBook
Language:	English
Published:	Washington, D.C. : Department of the Interior, United States Geological Survey, 1888.
Series:	Bulletin of the United States Geological Survey ; no. 46.
Subjects:	Phosphates > North America. Phosphates > Europe. Phosphates. Europe. North America.
Online Access:	https://purl.fdlp.gov/GPO/gpo57588

Available Online