Safety achievements of Pennsylvania bituminous coal mine and of coal mine superintendent.

Bibliographic Details
Corporate Author:	Rainey, W. J., Inc
Other Authors:	Feehan, Francis
Format:	Government Document eBook
Language:	English
Published:	Washington, D.C. : [publisher not identified], 1930.
Series:	Mines Bur. Info. Circ. No. 6258
Subjects:	Mine safety > Pennsylvania. Electronic books.
Online Access:	Connect to the full text of this electronic document

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