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Steam wells and other thermal activity at "The Geysers", California

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By: Allen, Eugene Thomas, - Day, Arthur Louis,

Publication info: [Washington], The Carnegie Institution of Washington, 1927

Holding Institution: University Library, University of Illinois Urbana Champaign
The volcanic activity and hot springs of Lassen Peak

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By: Day, Arthur Louis, - Allen, Eugene Thomas,

Publication info: Washington, The Carnegie Institution of Washington, 1925

Holding Institution: University Library, University of Illinois Urbana Champaign