sentences:  Copper trade originating in the eastern Mediterranean in the Bronze Age kingdom of Alashiya (probably Cyprus) reached as far west as Sardinia, where five typical oxhide ingots were first turned up by a plough in 1857, at the foot of a demolished "nuraghe" called Serra Ilixi by locals.The find was published by Luigi Pigorini in 1904.Ingots from Serra Ilixi are on display at the National Archaeological Museum in Cagliari.