There's some linguistic evidence from Cornwall in addition to the Numidian coins from Carn Brea & St Agnes:https://twitter.com/caitlinrgreen/status/590444130351902720 …
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More on place-names here: http://www.caitlingreen.org/2016/12/punic-names-britain.html … Few finds other than coins but harbour at Poole intriguing according to some analyses…