Innovations in the Metallurgy of Lead: Issues 161-162

Stone Cutting and Polishing

Industrial Insulation with Mineral Products

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

Anhydrous Aluminum Chloride

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

Perlite, Source of Synthetic Pumice: Issues 7364-7375

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

Some Properties of the Water in Coal

Plastic Magnesia: Issues 236-242

Fluorescent Minerals Used in Lighting and Elsewhere

The Purification of Copper Sulphate Solutions

A Study of the Oxidation of Coal

Dielectric Constant in Air-ambient Electrostatic Separation

Contact Potential in Electrostatic Separation

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

Talc and Soapstone: Their Mining, Milling, Products and Uses: Issues 213-216

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

Official Changes in the Active List of Permissible Explosives and Blasting Devices for September, 1929: 1929