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Investigation of the Tapley copper deposit, Hancock County, Maine

Investigation of Perkiomen Creek copper deposits, Montgomery County, Pa.

Investigation of the Almedia lead-zinc deposit, Columbia County, Pa.

Investigation of the Douglas copper deposit Hancock County, Maine

Investigation of New Galena lead deposit, Bucks County, Pa.

Investigation of Milan copper deposit, Coos County, N.H.

John Burdette barite-fluorite deposit Garrard County, Ky.

Published Year

• 1950-1959 (7) *

Subject

• Copper ores--Maine--Hancock County (2)
• Barite--Kentucky--Garrard County (1)
• Copper mines and mining--New Hampshire--Coos County (1)
• Copper ores--Pennsylvania--Montgomery County (1)
• Fluorspar--Kentucky--Garrard County (1)
• Lead ores--Pennsylvania--Bucks County (1)
• Lead ores--Pennsylvania--Columbia County (1)
• Zinc ores--Pennsylvania--Columbia County (1)

Author

• Earl, Kenneth M. (7) *

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