Historical statistics of Pennsylvania's mineral industries, 1956-1960.

Bibliographic Details
Main Author:	Schanz, John J. (John Jacob), 1923-
Format:	Book
Language:	English
Published:	University Park : College of Mineral Industries, Pennsylvania State University, 1963.
Series:	Bulletin (Pennsylvania State University. Earth and Mineral Sciences Experiment Station) ; 79.
Subjects:	Mines and mineral resources > Pennsylvania > Statistics.

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