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USGS Volcano Hazards Program -- Reducing volcanic risk
(Citation of USGS material is requested, not required)

See also : Mineral

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List of Swedish monarchs

... Hedningen) 1067-1070 : Halsten (Halsten) 1070-1079 : Haakon the Red (Håkan Röde) 1079-1084 : Halsten and Ingold I (Halsten and Inge (I) den äldre) 1084-1087 : ...