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Members of the American Philosophical Society
1869 births
1960 deaths
Yale University faculty
Wollaston Medal winners
Penrose Medal winners
Yale School of Engineering and Applied Science alumni
University of Groningen alumni
American geophysicists
United States Geological Survey personnel
American volcanologists
People from Brookfield, Massachusetts

Arthur Louis Day: page information

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Page ID429694

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CreatedJun 17, 2026, 7:55 AM

UpdatedJun 18, 2026, 7:16 PM