Manganese. Manganese investigations, Metallurgical Division: 2, Hydrometallurgical studies of manganese ores, recovery of manganese from Chamberlain nodules by Reyerson modification of sulfur dioxide leaching process; by C. E. Wood, C. L. Wallfred, E. P. Barrett, L. J. Reader, S. I. Ginsberg, W. F. Wyman, and R. L. Evans.

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