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
Accidents in Tennessee coal mines, 1891-1940
Explosions in Alabama coal mines
Some information on quarry safety
Accident experience at pebble-phosphate operations in Florida 1930-40
Testing safety catches on mine cages, Lake Superior district
Accident Experience: Iron-Ore Mines, Lake Superior District, 1940-43
Sinking large-diameter drill holes, Lake Superior district underground iron mines
Storage of explosives in underground mines of the Lake Superior District
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
Support of ground, iron-ore mines, Lake Superior district
Safe equipment, guards, and practices, Lake Superior district iron-ore mines
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