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3rd A.D ... Great Drain; West Branch; Clearing to South of Fork |
3rd - 4th A.D ... Great Drain; West Branch; Clearing to South of Fork; Layer I |
3rd - 4th A.D ... Great Drain; West Branch; Clearing to South of Fork; Layer II |
2nd - 3rd A.D ... Great Drain; West Branch; Clearing to South of Fork; Layer III |
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