Minerals health and safety contract research, development, and demonstration in fiscal year 1980

Year: 1980
Document Type: USBI
Issuing Agency: U.S. Dept. of the Interior, Bureau of Mines,
SUDOC: I 28.27:8816
Series: Information circular / United States Department of the Interior, Bureau of Mines ;
Report Number: 8816
Subject: Mine safety--United States
Link: https://hdl.handle.net/2027/mdp.39015078461830

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