Innovations in the Metallurgy of Lead: Issues 161-162

Metallurgical Treatment of the Low-grade and Complex Ores of Utah: A Preliminary Report

Anhydrous Aluminum Chloride

The Ferric Sulphate-sulphuric Acid Process: Volumes 256-265

Perlite, Source of Synthetic Pumice: Issues 7364-7375

Industrial Insulation with Mineral Products

Stone Cutting and Polishing

Recovery of Gasoline from Natural Gas by Compression and Refrigeration

Sources of Limestone, Gypsum, and Anhydrite for Dusting Coal Mines to Prevent Explosions: Volumes 240-247

Plastic Magnesia: Issues 236-242

Some Properties of the Water in Coal

Fluorescent Minerals Used in Lighting and Elsewhere

Contact Potential in Electrostatic Separation

The Purification of Copper Sulphate Solutions

A Study of the Oxidation of Coal

Dielectric Constant in Air-ambient Electrostatic Separation

Absorption as Applied to Recovery of Gasoline Left in Residual Gas from Compression Plants: Issue 232

Acid Processes for the Extraction of Alumina: Volumes 266-273

The Analytical Distillation of Petroleum and Its Products: Issues 206-210

Recent Articles on Petroleum and Allied Substances: Issues 2090-2119; Issues 2121-2129