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- Preliminary ore dressing tests to recover manganese in rhodochrosite ores.
- Concentration tests on the mangniferous iron ores of the Cuyuna district, Minnesota
- Concentration tests on tailings from the washing plants on the Mesabi Range, Minnesota
- Concentration of the rake discharge from a bowl classifier in a washing plant of the Mesabi Range, Minnesoda
- Identification of cerussite and anglesite, and flotation with galena
- Progress report - metallurgical division.
- Progress reports :metallurgical division.
- Progress reports :metallurgical division.