Coat of Arms of the Province of Caltanissetta, Kingdom of the Two Sicilies
De Sanctis, Gabriello (1844). Pianta della Provincia di Caltanissetta. MareMagnum.com. Retrieved on May 9, 2017.
 Francesco Maria Emanuele, Gaetani (1759)   Stamperia de' Santi Apostoli per Pietro Bentivenga , ed. (in italian)   Della Sicilia Nobile, Palermo, p. 75
Coat of Arms of Ferdinand I of Naples.svg: Heralder
Coat of Arms of Barcelona (c.1870-1931 and 1939-1984 Two Pales Variant without Crest).svg: Heralder
Arms of Castile.svg: Heralder
Service Badge of the Guardia Civil Reserve and Security Grouping.svg: Heralder
Hercules Supporter (Heraldry).svg: Sodacan
Derivate work: The White Lion