Minerals health and safety in-house research, development, and demonstration in fiscal year 1981

Year: 1981
Document Type: USBI
Issuing Agency: U.S. Dept. of the Interior, Bureau of Mines,
SUDOC: I 28.27:8840
Series: Information circular / United States Department of the Interior, Bureau of Mines ;
Report Number: 8840
Subject: Mine safety--United States
Link: https://hdl.handle.net/2027/mdp.39015078457416

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