Robert Gillis
Alaska Div. of Geological & Geophysical Surveys, Fairbanks, AK
Activity
2025
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Growth Rings in Fossil Trees from the Chinle Formation, Petrified Forest National Park, Arizona, USA
135 Science and Stewardship of U.S. National Park Service Paleontological ResourcesMonday, 20 October 20251:30 PM - 5:30 PMHBGCC, 302B