大致在同一时期，阿拉斯加州的弗兰格尔山脉出现了大规模的火山爆发，这个地区遂被深达一英尺的怀特河火山灰所覆盖。

Around the same time, a massive volcanic eruption in the Wrangell Mountains in Alaska occurred, blanketing the area in a layer of ash, up to a foot deep, called the White River tephra.

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阿拉斯加布瓦纳狩猎刀哥伦比亚河刀和刀具。

Alaska Bwana Hunting Knife by Columbia River Knife and Tool.

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阿拉斯加布瓦纳狩猎刀哥伦比亚河刀和刀具。

Alaska Bwana Hunting Knife by Columbia River Knife and Tool.

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