Mount St Helens : 1.. 2.. 3

Mount St Helens circa 1850	Mount St. Helens 1964	Mount St Helens pre-1980	USGS Photo Archives
Mount St Helens pre-1980	Mount St Helens pre-1980	Eruption & Plume of 8 March 2005	Visible Satellite Image (545 pm) 8 March 2005
Mount St Helens May 17, 1980	Mt St Helens May 18, 1980	Mount St Helens May 17, 1980	Mt St Helens post-1980
1980 Eruption Details and Data, from USGS Volcano Observatory in Vancouver, Wash.
Mt St Helens May 18, 1980	Mt St Helens Sept 10, 1980	Mt St Helens 1998	Mt St Helens Ash rose 36,000' 8 March 2005

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