ADBC BP C14 Δ14C

1 QL

2 UB

3 WK

4 GRN

5 HD

6 PTA

7 CAMS

10 Bard corals corals

11 Fairbanks corals corals

12 Edwards corals

13 Burr corals

14 Cutler corals

15 Hughen Cariaco varved marine sedim

16 Reimer

20 Hughen Cariaco unvarved marine sedim

21 Bard Iberian Margin marine sedim

*calsig is the maximum of calendar span and calendar uncertainty