Search U.S. government technical reports digitized or harvested by TRAIL.
Some preliminary data on methods for controlling the dust hazards in mechanical mining
Pulmonary diseases in the mining industry
Control of silicosis hazard by substitution of quartz-free or low-quartz material for sand under mine locomotives
Dust-counting cells
Relation between and precision of dust counts (light- and dark-field) from simultaneous impinger, midget-impinger, electric-precipitator, and filter-paper samples