Search U.S. government technical reports digitized or harvested by TRAIL.
Tabulated Analyses of Representative Crude Petroleums of the United States
Summarized Data of Copper Production
The dissolution of cuprite in sulfuric acid and in ferric sulfate solution
Xylenols and higher phenols that have been found in primary tars
Permissible explosives :a study of test data
Coke as a domestic heating fuel
Ore size and blast-furnace economy
The 1, 3-dimethyl-5-phenoxyacetic acid and the 1, 2-dimethyl-3-phenoxyacetic acid
A system of accounts for the slate industry
Rock-dust barriers for coal mines
Flow of gas in blast-furnace shaft
Method for comparison of the size of materials used in blast-furnace burdens
Reaction of metallic iron and copper sulphate in the flotation of sphalerite
Abnormal pressures in explosion-proof compartments of electrical mining machines
Dynamites :their propulsive strength, rate of detonation, and poisonous gases evolved
Coal-dust explosions in mines :causes, effects, and recommendations for prevention
Centrifugal concentration :its theory, mechanical development and experimental results
The relation of table feed preparation to table efficiency
Experiments on mine-fan performance
Historical summary of gold, silver, copper, lead, and zinc produced in California, 1848 to 1926
Economics of new sand and gravel developments
Strontium from a domestic standpoint
Physiological factors of mine ventilation
Mining laws of Portuguese Possessions
Gypsum :its uses and preparation
Coal-dust explosibility factors indicated by experimental mine investigations 1911 to 1929
Depth attainable by electrical methods in applied geophysics
Effect of manganese on distribution of carbon in steel
Safety at natural-gasoline plants
Leaching silver in unroasted tailings with ferric salts in saturated brine
Electrical motored equipment :approvals and extensions
Electrical accident prevention
The National Safety Competition to assist in the reduction of mine and quarry accidents
What do we know about the explosibility of coal dust in mines?
Activities of the Holmes Safety Association in Florida
Survey of cracking plants, January 1, 1929
Sampling dust in of rock-dusted mines
The unusually good safety record of a coal mine and of a coal-mine foreman
Safeguarding electrical equipment used in gassy mines :European practice.