Browse TRAIL Inventories

Blasting hazards in strip mines adjacent to underground workings

National first-aid and mine rescue contest,Louisville, Ky., October 2-4, 1957,

National first-aid and mine rescue contest, Buffalo, N. Y. October 5-7, 1959

Administration of the Federal Coal-Mine Safety Act, 1952-59

National first-aid and mine rescue contest, Charleston, W. Va., October 2-4, 1961


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