Search U.S. government technical reports digitized or harvested by TRAIL.
National safety competition of 1939
Use of respiratory protective devices under abnormal air pressure
Limits of inflammability of acrylonitrile in air
Limits of inflammability of butadiene in air
National safety competition of 1940
Inflammability of ether-oxygen-helium mixtures :their application in anesthesia
Ignition temperatures of acetylene-air and acetylene-oxygen mixtures
Some preliminary data on methods for controlling the dust hazards in mechanical mining
Problem of accident prevention at small mines
Review of literature on conditioning air for advancement of health and safety in mines.
Damage from air blast :progress report [No.] 1
Limits of inflammability and ignition temperatures of nicotine in air
Health hazards from inadequate coal-mine ventilation
Effects of carbonaceous blasting accessories on gaseous products from explosives
The National safety competition of 1941
Limits of inflammability and ignition temperature of ethyl mercaptan in air
Prevention of butadiene-air explosions by addition of nitrogen and carbon dioxide
Damage from air blast :progress report 2
Testing safety catches on mine cages at some eastern bituminous-coal mines
Prevention of fires caused by electric arcs and sparks from trolley wires
National safety competition of 1943
Stench warning tests, Lake Superior district mines
Permissible mine equipment approved during 1944
Guarding trolley wires in mines
Safety record of mine no. 7, Island Creek Coal Co., Holden, Logan County, W. Va.
Description of typical mine-telephone systems and suggestions for making improved installations
Mine man-trip and ambulance cars
Protection against lightning at surface and underground mining plants
Safety catches on mine cages and methods of testing them
The National Safety Competitions of 1944-47
Review of literature on conditioning air for advancement of health and safety in mines.
Observations of safety practices and conditions in Japanese coal mines