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Oblique aerial view of Mount St. Helens amphitheater as viewed from the north. Skamania County, Washington. 1980.

Dates

Date Taken
1980

Summary

Album caption: Oblique aerial view of Mount St. Helens amphitheater as view from the north on July 22, 1980, sequence (9A-G) (photos nos. 17-23), showing the formation of pyroclastic density flow during the early part of the third eruptive pulse. A, 1900:59; B, 1901:03 PDT, timed photographs by the author; C, 1901:08 PDT, photo by Harry X. Glicken, time from comparison with at timed photograph that is not shown; D,E,F,G, untimed sequence taken within 30 seconds after C, by Harry X. Glicken. Skamania County, Washington. (See also MSH-July 22, 1980 nos. 69ct-75ct) Published as figure 9-F in U.S. Geological Survey. Professional paper 1335. 1986. Index card unavailable.

Contacts

Data Owner :
U.S. Geological Survey
Photographer :
Glicken, Harry X.

Attached Files

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msh_hrp_00022.jpg thumbnail 1.25 MB
msh_hrp_00022.tif 20.3 MB

Material Request Instructions

Available in the U.S. Geological Survey Denver Library Photographic Collection, Mount St. Helens Collection, MSH-Hoblitt, R.P. Collection.

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Identifiers

Type Scheme Key
Photo Number https://www.sciencebase.gov/vocab/category/item/identifier msh_hrp_00022

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