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Front
Back | | Title:
Mount St. Helens Erupts
Washington (WA), Chrome unused
Description:
Genuine Volcanic Ash Sample. After a dormant period of 123 years, Mount st. Helens began its first series of eruptions on May 18, 1980. The major eruption with an estimated force of a 50 megaton TNT blast was comparable to the largest nuclear weapon ever tested.
| Details |  | | State: | WA | | Publisher: | Canyon Publishing Co. | | Type: | Chrome | | Size: | 3.5" x 5.5" (9 x 14 cm) |
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