This is the sort of subject I should stick with...
Fascinating
Fragments of stone engraved with abstract designs found on Jersey are the earliest known art in the British Isles, researchers say.
They were made by hunter-gatherers who lived between 23,000 and 14,000 years ago.
The designs were scratched into small ornamental tablets known as plaquettes; similar examples have been found in France, Spain and Portugal.
The 10 plaquettes were unearthed at Les Varines, Jersey, between 2014 and 2018.
). But just because these were found in the same area of the "settlement" how can we tell they weren't created by later or even earlier settlements....? (the pedantic bit comes from my father... 
)