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Names
- United States. Department of Labor[remove]24
- Carter, Jimmy, 1924-2
- Marshall, F. Ray2
- United States. Black Lung Benefits Reform Act of 19772
- United States. Social Security Administration2
- National Coal Association1
- Reagan, Ronald1
- United Mine Workers of America1
- United States. Black Lung Benefits Act of 19721
- United States. Bureau of Mines1
- United States. Congress. House. Committee on Interior and Insular Affairs. Subcommittee on Mining and Natural Resources1
- United States. Department of the Interior1
