Underground mining facts.

Bibliographic Details
New Title:	Surface mining facts Underground and surface mining facts
Format:	Government Document Serial
Language:	English
Published:	[Pittsburgh, Pa.] : National Institute for Occupational Safety and Health, 2005.
Series:	DHHS publication ; no. (NIOSH)
Subjects:	Mineral industries > United States > Employees > Statistics > Periodicals. Miners > Employment > United States > Statistics > Periodicals. Mine accidents > United States > Statistics > Periodicals. Mine safety > United States > Statistics > Periodicals. Statistics.
Online Access:	https://purl.fdlp.gov/GPO/gpo152901

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