After analyzing the tablet for a long time, he published Viek i djelovanje sv. Cirilla i Methoda slavjamkih apošlolov (The Age and Activities of Saints Cyril and Methodius, the Apostles among the Slavs).
Franjo Rački | Franjo Kuhač | Franjo Vladić | Franjo Hanaman | Franjo Krežma | Franjo Komarica | Franjo Kluz | Franjo Iveković | Franjo Gregurić | Franjo Arapović |
Franjo Rački wrote, based on a manuscript from the Franciscan library in Dubrovnik, that Nikola was the son of a Boško from Orahovo (Orahov Do, near Popovo polje, then Bosnia Eyalet, Ottoman Empire, present-day Bosnia and Herzegovina), and that the family had adopted the surname Bošković after his father.