A tragic anniversary : improving safety at dangerous mines one year after Upper Big Branch : hearing of the Committee on Health, Education, Labor, and Pensions, United States Senate, One Hundred Twelfth Congress, first session ... March 31, 2011.
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| Corporate Author: | |
|---|---|
| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington :
U.S. Government Printing Office,
2013.
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| Series: | S. hrg. ;
112-782 |
| Subjects: |
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A tragic anniversary : improving safety at dangerous mines one year after Upper Big Branch : hearing of the Committee on Health, Education, Labor, and Pensions, United States Senat...
Washington : U.S. Government Printing Office, 2013
Format:
Government Document
Book