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For the use of Colliery Managers and Others

Manganese Industry of Georgia

Comprising Gold, Silver, Platinum, and the Platinum Group Metals in Ores, Bullion, and Products

Or, Iron Made With Pit-Coale, Sea-Coale &c. and With the Same Fuell to Melt and Fine Imperfect Mettals, and Refine Perfect Mettals. London, Printed..

Hearing Before the Subcommittee on Oceanography of the Committee on Merchant Marine and Fisheries, House of Representatives, Ninety-fourth Congress,..

The Mineral Metropolis of The World