In 1612/13, disguised as a merchant, he went on a mission to the Ottoman provinces of Bosnia, central Serbia and eastern Slavonia (Valpovo, Osijek, Vukovar), which he reported to the pope.
In 1612/13, disguised as a trader, he conducted an expedition to the Ottoman provinces of Bosnia, central Serbia, and eastern Slavonia (Valpovo, Osijek, Vukovar), which he conveyed to the papacy.