Laboratory of Tree-Ring Research
The University of Arizona
Tucson, Arizona 85721 USA

Mission Statement

History of LTRR

About Dendrochronology

Personnel Directory

Research

Teaching

Extension Public Outreach

Graduates Study at LTRR

LTRR Seminar Series

Visiting Scholar Program


Laboratory of Tree-Ring Research, The University of Arizona
Tucson, Arizona 85721 USA
office: (520) 621-2191, fax: (520) 621-8229
Comments to: sheppard@ltrr.arizona.edu