University of Arizona

Mexico

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  1. Papers of Andrew Ellicott Douglass

    Contains materials related to A.E. Douglass' astronomical and tree-ring research, and administration, at the Harvard College Observatory, Lowell Observatories, Steward Observatory, Laboratory of Tree-Ring Research, and University of Arizona. ...

    castanoe - 2015-09-16 14:02

  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 - 2015-07-29 15:49