Which preposition to use with topolino

at Occurrences 1%

The golden years of Leo's reign would certainly return, they thought; having no foreknowledge of the tragedy which was so soon to be enacted, first at Rome, and afterwards at Florence, Michelangelo wrote to his friend Topolino at Carrara: "You will have heard that Medici is made Pope; all the world seems to me to be delighted, and I think that here at Florence great things will soon be set on foot in our art.

Which preposition to use with  topolino