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Tree Ring Research

In memoriam: Thomas P. Harlan, bristlecone pine tree expert

Thomas P. Harlan, long-time research associate and dendrochronologist at the University of Arizona’s Laboratory of Tree-Ring Research (LTRR), early member of the Southern Arizona Rescue Association, and Jefferson Award winner, died Thursday, February 28, 2013 in Tucson, Arizona.

April 12, 2013 12:00 amLoading…

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