An Iron Age mirror discovered by a metal detectorist in Dorset has been put up for sale.
Dorset County Museum is hoping to raise £23,000 to buy the artefacts for its collection and prevent them from being taken overseas.
The money would be split between the finder and the landowner.
The copper-alloy mirror is similar to the Portesham Mirror - already part of the museum's collection - which was acquired in 1994. Fewer than 30 of its type have been discovered in the UK.
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