Administration of the Federal Coal-Mine Safety Act, calendar year 1955 / by James Westfield, H.F. Weaver and C.M. Keenan

Author: Westfield, James
Additional Titles: Federal Coal-Mine Safety Act, calendar year 1955
Published: [Washington, D.C.] : U.S. Dept. of the Interior, Bureau of Mines, [1956]
Physical Description: iii, 71 pages : illustrations ; 27 cm.
Additional Creators: Weaver, H. F., Keenan, C. M., and United States. Bureau of Mines