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  Publications, Illustrations

  Figure 40. Aytoun's Patent Safety Cage

  • Part of The playbook of metals : including personal narratives of visits to coal, lead, copper, and tin mines; with a large number of interesting experiments relating to alchemy and the chemistry of fifty metallic elements

  • 1862

  Illustration depicting the Aytoun Patent Safety Cage, a mining elevator with safety catches to ensure passenger safety in the event of a chain break. The illustration depicts two scenarios: the shaft elevator descending…

  • Author Pepper, John Henry, 1821-1900
  • Subject Mineral industries, Science--Study and teaching, Metallurgy, Scientific illustration, Coal, Coal mines and mining--Safety measures, Coal mines and mining, Elevators, Mines and mineral resources
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  Publications, Illustrations

  Figure 239. Kobold, the Gnome or Sprite supposed to haunt the German Mines

  • Part of The playbook of metals : including personal narratives of visits to coal, lead, copper, and tin mines; with a large number of interesting experiments relating to alchemy and the chemistry of fifty metallic elements

  • 1862

  • Author Pepper, John Henry, 1821-1900
  • Subject Mineral industries, Science--Study and teaching, Mines and mineral resources, Kobolds, Folklore, Mythology, Illustrated works, Miners
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  12 items
  Publications

  The Vancoram Review

  • 1949-Dec

  Newsletter issued by the Vanadium Corporation of America with articles entitled "Uranium in the Colorado Plateau Area," "Bus Springs: Wellsprings of Good Will," "The Vanadium Minerals — Part II — Mineral Sources of…

  • Subject Indians of North America, Navajo Indians, Vanadium Corporation of America, Steel alloy industry, Miners, Vanadium, Mineral industries, Mines and mineral resources, Uranium mines and mining