Search U.S. government technical reports digitized or harvested by TRAIL.
A statistical interpretation of sample assay data from the Getchell Mine, Humboldt County, Nev.
Statistical analysis of gold assay and other trace-element data
Sampling gold ore by diamond-drilling in the Homestake Mine, Lead, S. Dak.
Sample preparation variability in diamond-drill core from the Homestake Mine, Lead, S. Dak.
A mathematical model to guide the discovery of ore bodies in a Coeur d'Alene lead-silver mine