Selective Flotation Concentration of Lead-zinc Ores from the Musick and Helena Mines, Bohemia District, Oreg

Rapid Method for Determining Lime, Magnesia, and Titania in Blast-furnace Slags and Other Calcareous Materials: 1959

Low-temperature Phase Equilibria of Helium-bearing Natural Gases: Exell Gas, Issues 6001-6020

The Nicaro (Cuba) Nickel Ores: Basic Studies, Including Differential Thermal Analysis in Controlled Atmospheres, Issues 5491-5510

Calibration of a Rotating Piston Deadweight Gage by Means of a Mercury Column Less that 1 Meter High: Significance of Piston Constants and Their Applications, Issues 6821-6840

Flotation of Beryl from North-eastern Pegmatites: A Progress Report, Issues 5761-5780

Simulated Nuclear Reactor System for High-temperature Process Heat: 1,000-hour Demonstration Run at 2,500 F., Issues 5881-5900

In-situ Measurement of Rock Deformation in a Vein-type Deep Mine (in Two Sections).: Instrumentation and techniques. Analysis of measurements in the Star Mine, Burke, Idaho. 1. 2

Experimental Caustic Leaching of Oxidized Zinc Ores and Minerals and the Recovery of Zinc from Leach Solutions: 1964