University of Arizona

Mexico

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  1. Papers of Andrew Ellicott Douglass

    American astronomer and educator, founder of the science of dendrochronology. Associated with the Harvard College Observatory, 1889-1894, and its expedition to Peru; as well as the Lowell Observatories in Flagstaff, Arizona, 1894-1901, and Mexico, 1896-18 ...

    castanoe - 2014-03-10 14:18