Princess Maria Antonia of the Two Sicilies
Archduchess Auguste Ferdinande of Austria
Archduchess Maria Isabella, Countess of Trapani
Johann Salvator Austria Toscana young.jpg
Arms of the House of Habsburg-Lorraine (Tuscany).svg
Brockhaus and Efron Encyclopedic Dictionary
Small Brockhaus and Efron Encyclopedic Dictionary
Biographisches Lexikon des Kaiserthums Oesterreich
Enciclopedia universal ilustrada europeo-americana (1908-1930)
Toscana, Johann Nepomuk Salvator Erzherzog (BLKÖ)