Maine Geological Survey
1-H-4. Portland West-SE-76-78. Freshly excavated clay/gravel contact. Log #3-A just above and to L of boulder. Thompson, W. B., Et Al., 2011, Quaternary Research, v. 75, p. 552-565.
Project Name: Thompson NGGDPP Grant 2020
Exact Creation Date
Credit must be given to the photographer and the Maine Geological Survey when this photo is displayed, reproduced, distributed and/or used in derivative works.
Portland; fossil wood locality; radiocarbon-dated site; dendrochronology