From that time until the end of his life, his only concern was the restoration of Christian philosophy, in which by his writings, lectures and conversation, he was of supreme assistance to Pope Leo XIII.
Gaetano Donizetti | Sanseverino | Gaetano Vastola | Gaetano Previati | Gaetano "Tom" Reina | Gaetano Stefano Bartolozzi | Gaetano Scirea | Gaetano Saya | Gaetano Reina | Gaetano Filangieri | Gaetano Fidanzati | Gaetano Bavagnoli | Vittorio Sanseverino | Roberto Sanseverino d'Aragona | Gaetano Ungaro | Gaetano Rossi | Gaetano Ricciolini | Gaetano Pugnani | Gaetano Osculati | Gaetano Merola | Gaetano Kagwa | Gaetano Giulio Zumbo | Gaetano Fraschini | Gaetano Esposito | ''Gaetano Donizetti | Gaetano D'Agostino | Gaetano Cipolla | Gaetano Cicognani | Gaetano Badalamenti | Gaetano Adinolfi |