![Archaeology / Dating methods / Incremental dating / Geology / Dendrochronology / Geochronology / A. E. Douglass / Wood / Chaco Culture National Historical Park / Forestry / New Mexico / Dendrology Archaeology / Dating methods / Incremental dating / Geology / Dendrochronology / Geochronology / A. E. Douglass / Wood / Chaco Culture National Historical Park / Forestry / New Mexico / Dendrology](https://www.pdfsearch.io/img/159d3c10ba0e376adc7cfafa78032f70.jpg)
| Document Date: 2010-11-14 13:05:45 Open Document File Size: 1,44 MBShare Result on Facebook
Event Natural Disaster / / NaturalFeature Animas River valley / Chaco Canyon / / Organization U.S. Department of the Interior / Aztec Ruins National Park Service U.S. Department / / Person Andrew E. Douglass / / Position elementary school / /
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