A Scots pine (Pinus sylvestris L.) tree-ring width chronology from Jämtland, in the central Scandinavian Mountains, built from living and subfossil wood, covering the period 1632 BC to AD 2002, with a minor gap during AD 887-907, is presented
by visual examination. Ice crystallographic analyses indicate a steady growth of ice crystals with depth and there is no sign of deformation. C 14 dates on wood-related samples collected from a natural vertical exposure of the ice block indicate that the ice