Black lung benefits. : Hearing, Ninety-second Congress, first session ... May 10, 1971.

Author/creator United States
Format Book
Publication InfoWashington : U.S. Govt. Print. Off, 1971.
Descriptioniv, 174 pages ; 24 cm
Subjects

General noteHearing on H.R. 18, 42, 43, and 5702.
Bibliography noteIncludes bibliographical references.
LCCN 70614352
Govt. docs number Y 4.Ed8/1:B56