Search U.S. government technical reports digitized or harvested by TRAIL.
Fatalities caused by electric contacts in Alabama coal mines, 1925-39
Some information on reduction of quarry accidents
Accident experience at pebble-phosphate operations in Florida, 1930-38
Some information on quarry safety
Accidents in Tennessee coal mines, 1891-1940
Explosions in Alabama coal mines
Accident experience at pebble-phosphate operations in Florida 1930-40
Testing safety catches on mine cages, Lake Superior district
Storage of explosives in underground mines of the Lake Superior District
Sinking large-diameter drill holes, Lake Superior district underground iron mines
Electric blasting switches, underground mines, Lake Superior district
Transportation of iron ore, underground mines, Lake Superior district
Accident experienceiron-ore mines - Lake Superior district 1940-45
Safe equipment, guards, and practices, Lake Superior district iron-ore mines
Support of ground, iron-ore mines, Lake Superior district
Transportation of iron ore, open-cut mines, Lake Superior district
Change houses in the Lake Superior district
Accident experience iron-ore mines, Lake Superior district, 1940-47