Search U.S. government technical reports digitized or harvested by TRAIL.
Essentials for a preliminary report on a small lode-gold mine or prospect, with notes on sampling
Dry cells and their application to mining
How can the Bureau of Mines best serve mining? (the Bureau and the South)
Essentials in developing and financing a prospect into a mine
Shifts in sources of chromite supply
Progress reports--metallurgical division.
Reducing cost of workmen's compensation in the mining industry
Strategic minerals investigations :procedure followed by the Bureau of Mines