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- Progress reports :metallurgical division.
- Manganese investigations, Metallurgical Division.
- Semi-pilot-plant investigations of nitrogen dioxide process for beneficiation of manganese ores
- Pilot-plant production of electrolytic manganese ores from manganese ores from metals reserve stock piles at Deming, N. Mex., Cushman, Ark., and Philipsburg, Mont.
- Recovery of cobalt from manganese ores in the production of electrolytic manganese.
- Sulfur dioxide leaching tests on various western manganese ores
- Beneficiation of western manganese ores