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• 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