The Museum Pedro de Osma has paintings on linen cloth, metal, wood, glass and leather. They date from centuries the XVI to XIX, many are of well-known author and anonymous painters. Of aesthetic value and with special icnográfico value. There are also non religious works: pictures of personages of the time and incaicas subjects. All of them produced in the most important centers of cultural irradiation of the Peruvian Virreinato as they were the cities of Cuzco, Arequipa, Ayacucho, Cajamarca, Trujillo, etc.

There are paintings from The Alto Peru, Bolivia, Quito and Mexico like works from Spain, Germany and others of italian style.