Rosini worked on the carbonized papyrus scrolls found at Herculaneum, the first volume of which he helped publish in 1793.
Carlo Maria Rosini studied under the Jesuits, embraced the ecclesiastical life, and in 1784 became the successor of Nicola Ignarra as professor of Holy Scripture in the archiepiscopal seminary at Naples.
[1] He was in favor with the king, and received the position of Councilor of State and grand almoner, and later, under Ferdinand I, was minister of public instruction.
Rosini was a member of the Royal Herculaneum Academy after its reorganization, and was one of the most active in deciphering ancient manuscripts, of which he published a great number.
His works are all on archaeological subjects, the principal one being Dissertatio isagogica ad Herculanensium Voluminum explanationem (ibid.