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The Films of Andrew Ellicott Douglass: Astronomer, Archaeologist, and Father of Tree-Ring Dating

University of Arizona Libraries Uploaded by uarizonalibraries
Panel: Oliver Gaycken, Amanda Howard, Charlotte Pearson, Trent Purdy and David Frank
Join us! We’re opening the online collection, The Films of Andrew Ellicott Douglass: Astronomer, Archaeologist and Father of Tree-Ring Dating with a panel discussion about preserving these films.

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