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Index card: View of lower east slope of Mount St. Helens showing ash-covered valleys. Aerial photo taken from U.S. Forest Service observer aircraft. Skamania County, Washington. July 26, 1980.
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Index card: Portion of east side of Mount St. Helens. Aerial photo taken from U.S. Forest Service observer aircraft. Skamania County, Washington. July 26, 1980.
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Album caption and index card: Near view of St. Helens Lake after the eruption of May 18th. View is to the south. Skamania County, Washington. n.d. Published as figure 6 in U.S. Geological Survey. Circular 850-G. 1981.
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Index card, no. 217ct-264ct: Group of oblique aerial views of Mount St. Helens in eruption; time taken runs from 1326 hrs to 1815 hrs. Photos include near and distant views, eruption and eruption plume, pyroclasitc flows, ash. Skamania County, Washington. May 18, 1980. (Various amounts of plane wing or window frame visible in most views).
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Slide description: Oblique aerial view of southwest flank of Mount St. Helens. Ash being deflated from flank by strong winds. Skamania County, Washington. April 2, 1980. (Plane wing visible at left).
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Typed caption accompanying slide: 19:01 pyroclastic flow continues its advance as helicopter moves west. Skamania County, Washington. (Photo by H. Glicken) Note: Slide numbers 43 - 50 were taken at 19:01 and show the pyroclastic flow as it advances northward. Skamania County, Washington. July 22, 1980. Slide number 51 was taken at 19:02. Slide numbers 52 - 55 were taken at 19:03. Slide numbers 56 - 57 were taken at 19:04. Slide numbers 58 and 59 were taken at 19:04 and 19:05. Slide numbers 60 - 62 are views of the eruption and were taken at 19:06. Slide no. 52, msh_vjw00052_ct, is highlighted in this photo record. Slide no. 52 typed caption: View of eruption at 19:03, the plume develops a mushroom-like...
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Index card: Oblique aerial view of upper end of Swift Reservoir, after the reservoir had been drawn down several weeks later. Note that the mudflow was pushed several hundred feet downstream from the view on photo 19ct (cvoa0019_ct). Skamania County, Washington. 1980.
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Index card, no. 217ct-264ct: Group of oblique aerial views of Mount St. Helens in eruption; time taken runs from 1326 hrs to 1815 hrs. Photos include near and distant views, eruption and eruption plume, pyroclasitc flows, ash. Skamania County, Washington. May 18, 1980. (Various amounts of plane wing or window frame visible in most views).
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Typed caption accompanying slide: 19:01 pyroclastic flow continues its advance as helicopter moves west. Skamania County, Washington. (Photo by H. Glicken) Note: Slide numbers 43 - 50 were taken at 19:01 and show the pyroclastic flow as it advances northward. Skamania County, Washington. July 22, 1980. Slide number 51 was taken at 19:02. Slide numbers 52 - 55 were taken at 19:03. Slide numbers 56 - 57 were taken at 19:04. Slide numbers 58 and 59 were taken at 19:04 and 19:05. Slide numbers 60 - 62 are views of the eruption and were taken at 19:06. Slide no. 52, msh_vjw00052_ct, is highlighted in this photo record. Slide no. 52 typed caption: View of eruption at 19:03, the plume develops a mushroom-like...
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Index card, no. 217ct-264ct: Group of oblique aerial views of Mount St. Helens in eruption; time taken runs from 1326 hrs to 1815 hrs. Photos include near and distant views, eruption and eruption plume, pyroclasitc flows, ash. Skamania County, Washington. May 18, 1980. (Various amounts of plane wing or window frame visible in most views).
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Index card, no. 217ct-264ct: Group of oblique aerial views of Mount St. Helens in eruption; time taken runs from 1326 hrs to 1815 hrs. Photos include near and distant views, eruption and eruption plume, pyroclasitc flows, ash. Skamania County, Washington. May 18, 1980. (Various amounts of plane wing or window frame visible in most views).
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Index card, no. 217ct-264ct: Group of oblique aerial views of Mount St. Helens in eruption; time taken runs from 1326 hrs to 1815 hrs. Photos include near and distant views, eruption and eruption plume, pyroclasitc flows, ash. Skamania County, Washington. May 18, 1980. (Various amounts of plane wing or window frame visible in most views).
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Index card, no. 217ct-264ct: Group of oblique aerial views of Mount St. Helens in eruption; time taken runs from 1326 hrs to 1815 hrs. Photos include near and distant views, eruption and eruption plume, pyroclasitc flows, ash. Skamania County, Washington. May 18, 1980. (Various amounts of plane wing or window frame visible in most views).


map background search result map search result map Oblique aerial view of the upper end of Swift Reservoir. Mount St. Helens, Skamania County, Washington. 1980. Near view of St. Helens Lake after the eruption of May 18th. Skamania County, Washington. circa 1980. Aerial view of top of dome, showing cracks. Mount St. Helens, Skamania County, Washington. 1981. Portion of east side of Mount St. Helens. Skamania County, Washington. 1980. View of lower east slope of Mount St. Helens showing ash-covered valleys. Skamania County, Washington. 1980. Aerial view of pyroclastic flows on ramp north of crater. Mount St. Helens, Skamania County, Washington. Aerial view of phreatic eruption, looking east. Mount St. Helens, Skamania County, Washington. 1980. A little different oblique aerial view of Mount St. Helens crater looking south, showing volcanic dome and steam plumes from fumaroles. Skamania County, Washington.1980. Oblique aerial view of Mount St. Helens in eruption. Skamania County, Washington. 1980. Oblique aerial view of Mount St. Helens in eruption. Skamania County, Washington. 1980. Oblique aerial view of Mount St. Helens in eruption. Skamania County, Washington. 1980. Oblique aerial view of Mount St. Helens in eruption. Skamania County, Washington. 1980. Oblique aerial view of Mount St. Helens in eruption. Skamania County, Washington. 1980. Oblique aerial view of Mount St. Helens in eruption. Skamania County, Washington. 1980. Oblique aerial view across blast deposit; shows some phreatic eruption pits/craters. Mount St. Helens, Skamania County, Washington. 1980. Oblique aerial view across avalanche/blast deposit and devastation. Mount St. Helens, Skamania County, Washington. 1980. Oblique aerial view of southwest flank of Mount St. Helens. Skamania County, Washington. 1980. Oblique aerial view showing both craters at Mount St. Helens summit and septum separating them. Skamania County, Washington. 1980. Sequence of photographs show second eruptive pulse on July 22, 1980. Mount St. Helens, Skamania County, Washington. Sequence of photographs show second eruptive pulse on July 22, 1980. Mount St. Helens, Skamania County, Washington. Oblique aerial view of the upper end of Swift Reservoir. Mount St. Helens, Skamania County, Washington. 1980. Near view of St. Helens Lake after the eruption of May 18th. Skamania County, Washington. circa 1980. Aerial view of top of dome, showing cracks. Mount St. Helens, Skamania County, Washington. 1981. A little different oblique aerial view of Mount St. Helens crater looking south, showing volcanic dome and steam plumes from fumaroles. Skamania County, Washington.1980. Oblique aerial view of Mount St. Helens in eruption. Skamania County, Washington. 1980. Oblique aerial view of Mount St. Helens in eruption. Skamania County, Washington. 1980. Oblique aerial view of Mount St. Helens in eruption. Skamania County, Washington. 1980. Oblique aerial view of Mount St. Helens in eruption. Skamania County, Washington. 1980. Oblique aerial view of Mount St. Helens in eruption. Skamania County, Washington. 1980. Oblique aerial view of Mount St. Helens in eruption. Skamania County, Washington. 1980. Oblique aerial view across blast deposit; shows some phreatic eruption pits/craters. Mount St. Helens, Skamania County, Washington. 1980. Oblique aerial view across avalanche/blast deposit and devastation. Mount St. Helens, Skamania County, Washington. 1980. Oblique aerial view of southwest flank of Mount St. Helens. Skamania County, Washington. 1980. Oblique aerial view showing both craters at Mount St. Helens summit and septum separating them. Skamania County, Washington. 1980. Sequence of photographs show second eruptive pulse on July 22, 1980. Mount St. Helens, Skamania County, Washington. Sequence of photographs show second eruptive pulse on July 22, 1980. Mount St. Helens, Skamania County, Washington. Portion of east side of Mount St. Helens. Skamania County, Washington. 1980. View of lower east slope of Mount St. Helens showing ash-covered valleys. Skamania County, Washington. 1980. Aerial view of pyroclastic flows on ramp north of crater. Mount St. Helens, Skamania County, Washington. Aerial view of phreatic eruption, looking east. Mount St. Helens, Skamania County, Washington. 1980.