Which preposition to use with conversazione

at Occurrences 5%

I have been presented to a very agreeable lady, Madame Esther Fournier, who holds a conversazione at her house in the Rue St Honoré every Wednesday evening.

in Occurrences 5%

At a conversazione in Boston, he said, "You may find in Mrs. Eddy's metaphysical teachings, more than is dreamt of in your philosophy.

of Occurrences 4%

On the 3rd of March he was able to preside at the annual conversazione of his students, when he was in such genial spirits, and seemed to be so well, that humorous references were made by more than one speaker to his approaching resignation as clearly unnecessary, and indeed preposterous.

Which preposition to use with  conversazione