C14 Radiocarbon Dating - Sample - GU-1502

Animal bones from the soil (BH 77/78 OBE) which formed over the weathered remains of the secondary build of the inner rampart of Period III at the Western Entrance, covered by the tertiary build of the rampart.

Canmore ID 58800

Map Number NT77NW

Site type Burial(S) (Iron Age), Cist(S) (Iron Age), Fort (Early Iron Age), Settlement (Early Iron Age)

Site number 16

NGR 370111 677388

Council 210

County 12

Parish DUNBAR

Lab Analysis ID GU-1502

Material Dated bone, animal (Null)

Researcher Hill 1982a, 1982b; Ashmore and Hill 1984, 95

Sponsor Historic Scotland

Uncalibrated date bp +/- error 2540 bp +/-60

Uncalibrated date ad/bc +/- error 590 bc +/-60

Delta -21.8

Completed by Scottish Universities Environmental Research Centre

Calibration program used OxCal 3.10