 A.D. 2001" Among their many properties the Stampa had Elba, an island in the Mediterranean, which they administered since the Pope granted them the concession on the mine caves.After Napoleon conquered Elba and seized the mines, Pope Pius VII offered Angelo's first born Pietro an important job within the Papal States, to compensate him for the financial damage he suffered.Cardinal Mastai Ferretti, later Pope Pius IX, also ensured that Domenico Stampa contracted a good marriage with Paolina Vinciguerra, last heir of the counts Antonini di Alatri.