Search U.S. government technical reports digitized or harvested by TRAIL.
Review of dust-allaying practices at working faces in some bituminous-coal and lignite mines
Injury Experience in the Coking Industry, 1951
Injury Experience in the Coking Industry, 1952: Detailed Analysis of Safety Factors and Related Employment Data
Injury Experience in Coal Mining, 1952: Analysis of Mine Safety Factors, Related Employment, and Production Data
Injury Experience in the Quarry Industry, 1953: Detailed Analysis of Safety Factors and Related Employment Data