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School for Life's campaignsite USA - to find a place |
  Photo collection about water-lifting devices by Thorkild Schiöler An old archaeological problem, but still not solved: Hourglass shaped millstones (in English) |
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School for Life's campaignsite USA - to find a place |
Photo collection about water-lifting devices by Thorkild Schiöler An old archaeological problem, but still not solved: Hourglass shaped millstones (in English) |
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