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Notes on the Black Sand Deposits of Southern Oregon and Northern California

Investigation of low-grade and complex ores in Colorado

Mine timber preservation

Bibliography of articles relating to the preservation of mine timber

Mine Timber: Its Selection, Storage, Treatment, and Use

Published Year

• 1910-1919 (1)
• 1920-1929 (4)

Subject

• Gold mines and mining -- California. (1)
• Gold mines and mining -- Oregon. (1)
• Mine timbering (1)
• Mine timbering--Bibliography (1)
• Mine timbering--Testing (1)
• Mine timbering--United States (1)
• Ore deposits--Colorado (1)
• Ores (1)
• Ores--Colorado (1)
• Ores--Sampling and estimation (1)
• Platinum. (1)
• Wood preservatives (1)
• Wood--Preservation (1)

Author

• Hornor, R. R. (5) *
• Coghill, Will H. (1)
• Hunt, George M. (1)

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