Practically unique it should derive from the Latin name Ansio (Ansionis) of which we have traces in a stone: "Ansio Caes (ar) (is) ministrat (or) - Erastus View (anus) Caesar (is) minist (rator) Liccaea l ( iberta) ol (lam) d (edit) "and still in use later as we read in the book by Francesco di Gregorio di Francesco Redi of Arezzo written in 1647" ... A Monsù Ansio for the billet made of black velvet from campaign, of the other jacket and dressed in cloth of Holland, linings and other expenses, liras 73-10 .... ".
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