Results of radiocarbon analyses on marine fossils from Topsham Route 196 Bypass

Sample: Barnacle plate fragments (Figure 4e): 12780+/-90 14C years before present (Geochron Laboratories sample number GX-28135; del13C value +1.2)

Sample: Mya Arenaria: 12760+/-60 14C years before present (Geochron Laboratories sample number GX-28136-AMS; del13C value -0.2)

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Last updated on October 6, 2005

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