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

  2. Paul Bigelow Sears Collection

    The collection consists of correspondence, manuscripts, grant proposals, reports, photographs, subject files, field notes, pollen samples and data relating to desert ecology which document Paul Sear's career as a botanist, ecologist and educator. The ...

    trentp - 2014-10-06 11:35