Search U.S. government technical reports digitized or harvested by TRAIL.
Investigation of New Galena lead deposit, Bucks County, Pa.
Recent studies on the explosibility of cornstarch
Investigation of Milan copper deposit, Coos County, N.H.
Waxes from shale-oil wax distillate
Investigation of the Royal John lead-zinc deposits, Grant County, N. Mex.
Laboratory-scale work on synthesis-gas production
Investigation of Twin Buttes copper mines, Pima County, Ariz.
A study of certain uncommon minerals found in the Pacific Northwest
Physical properties of mine rock.
Experiments on safety of incombustible plugs for stemming explosives
Investigation of Tungsten Metals Corp. deposits (Minerva mining district) White Pine County, Nev.
A process for the recovery of gold from activated carbon by leaching and electrolysis
Investigation of Nightingale tungsten deposit, Pershing County, Nev.
Investigation of the Atolia tungsten mines, San Bernardino County, Calif.
Investigation of Cherry Creek tungsten district, White Pine County, Nev.
Investigation of Nevada Massachusetts tungsten deposits, Pershing County, Nev.
[Illustrations: Buried Valley of the Susquehanna River: Anthracite Region of Pennsylvania]
Special Equipment in the Coal-Hydrogenation Demonstration Plant
Magnetic Surveys in the Iron Springs District: Iron County, Utah
Burning Wood Waste for Commercial Heat and Power
Carbon Dioxide Content of Mine-Fire Atmospheres as an Aid when Fighting Metal-Mine Fires
Mines and Mineral Deposits (Except Fuels) Meagher County, Montana
Mines and Mineral Deposits (Except Fuels) Fergus County, Montana
Mines and Mineral Deposits (Except Fuels) Park County, Montana
History of Premium Price Plan for Copper, Lead, and Zinc: 1942-47
Fuel-Burning Equipment Dimensions Required by Smoke-Abatement Ordinances
Fighting a Fire in Number 59 Mine, Peabody Coal Company, Springfield, Sangamon County, Illinois
Buried Valley of the Susquehanna River: Anthracite Region of Pennsylvania
Investigation of Manganese Deposits in the Philipsburg Mining District, Granite County, Montana
Investigation of the Lake Shore Copper Deposits, Pinal County, Arizona
Burning Anthracite Barley on a Chain-Grate Stoker in a Two-Arch Furnace
National Motor-Gasoline Survey: Winter, 1949-50
Temperature Entropy Chart of Thermodynamic Properties of Nitrogen
Some Innovations in Equipment For Scaling High Roofs and Mine Walls
Improvements in Methods for Preparing Thin Sections of Rock
Hydrogenation of Petroleum and Lignite Tar Distillates
National Annual Diesel-Fuel Survey, 1950
National Motor-Gasoline Survey: Summer 1950
Data on Pumping at the Anthracite Mines of Pennsylvania
Development of a Mobile Compressor and Utility Station
Estimate of Known Recoverable Reserves of Coking Coal in Indiana County, Pennsylvania
Estimate of Known Recoverable Reserves of Coking Coal in Cambria County, Pennsylvania
Investigation of Shawangunk Mine Zinc-Lead Deposit, Near Summitville, Sullivan County, New York