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Post Info TOPIC: A. E. Douglass (1867 - 1962)


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A. E. Douglass (1867 - 1962)
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A. E. (Andrew Ellicott) Douglass (July 5, 1867, Windsor, Vermont - March 20, 1962, Tucson, Arizona) was an American astronomer. He discovered a correlation between tree rings and the sunspot cycle.
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