Quadrana is specific to Rome and Fiumicino in the Roman, Quadrani has a small strain in listening to Amandola, Viterbo and Rome, Quadrano has a strain in Sezze in Latinense and one in the Caserta in San Cipriano d'aversa, Castel Volturno and Casal di Principe, should Derive from the name of an ancient Roman coin, the Quadrana, which means quarter of something of very little value.
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