Christopher Guiterman Tree-ring Lab, University of Arizona No description specified. 1-3 (3 Records) Documents The Forests and the Trees: Soucing Construction Timbers at Aztec Ruins, NM (2019) The origins of Chaco timbers by tree-ring based sourcing (2017) Tree-Ring Sourcing of Great House Timbers and the Plaza Tree of Pueblo Bonito, Chaco Canyon, New Mexico (2015)