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  2. Bog iron - Wikipedia

    en.wikipedia.org/wiki/Bog_iron

    The first mining efforts in Virginia occurred as early as 1608. In 1619 Falling Creek Ironworks was established in Chesterfield County, Virginia. It was the location of the first blast furnace facility in North America. [14] [15] Lake Massapoag in Massachusetts was drawn down by deepening the outlet channel in a search for bog iron. [16]

  3. De re metallica - Wikipedia

    en.wikipedia.org/wiki/De_re_metallica

    De re metallica (Latin for On the Nature of Metals [Minerals]) is a book in Latin cataloguing the state of the art of mining, refining, and smelting metals, published a year posthumously in 1556 due to a delay in preparing woodcuts for the text.

  4. Rogue River (Oregon) - Wikipedia

    en.wikipedia.org/wiki/Rogue_River_(Oregon)

    Soggy Sneakers: A Paddler's Guide to Oregon's Rivers lists several whitewater runs of varying difficulty along the upper, middle, and lower Rogue River and its tributaries. The longest run, on the main stem of the river downstream of Grants Pass, is "one of the best-known whitewater runs in the United States". [ 82 ]