Federal coal mine health and safety act of 1969 (Public law 91-173); proposed amendments to title IV, black lung legislation : bill text, section-by-section analysis, and changes in existing law made by S. 2675, S. 2289, H.R. 9212, and comparison of the legislation with current law

Author / Creator

United States. Congress. Senate. Committee on Labor and Public Welfare. Subcommittee on Labor

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