Up for auction is a beautiful field post postcard cover from a sailor named Ennio Silvestri in TOPAZIO submarine of the Italian navy Italy to Biella Italy .  Postmarked In 1943. Beautiful great cancels and markings.   In excellent condition. Priced to sell. Nice postal history cover. Postcard depicts The submarine in the Float basin . Extremely scarce and rare postcard. Even scarcer when mailed from a submarine sailor.