• 15 Books

• 8 History
• 8 Politics and government
• 3 Ferdinand V, King of Spain, 1452-1516
• 3 Queens
• 2 Alfonso XIII, King of Spain, 1886-1941
• 2 Juan Carlos I, King of Spain, 1938-
• 1 Ambassadors
• 1 Amelot de Gournay, Michel-Jean, 1655-1724
• 1 Berengaria, Queen of Castile and Leon, 1181?-1246
• 1 Charles III, King of Spain, 1716-1788
• 1 Children
• 1 Ferdinand III, King of Castile and Léon, approximately 1200-1252
• 1 Foreign relations
• 1 Genealogy
• 1 Isabella I, Queen of Spain, 1451-1504
• 1 John, of Austria, 1629-1679
• 1 María, de Molina, Queen, consort of Sancho IV, King of Castile and Leon, 1265-1321
• 1 Spanish literature
• 1 Territorial expansion

• 2 Gracián y Morales, Baltasar, 1601-1658
• 1 Alvarez Borge, Ignacio
• 1 Arias Guillén, Fernando, 1983-
• 1 Ayala Martínez, Carlos de
• 1 Camps, Victoria
• 1 Errazkin, Iñaki
• 1 Fernán-Núñez, Carlos José Gutiérrez de los Ríos y Rohan Chabot, conde de, 1742-1795
• 1 García Delgado, José Luis
• 1 García-Osuna y Rodríguez, José María Manuel
• 1 Gálvez, Delfina, 1971-
• 1 Hanotin, Guillaume
• 1 Martínez, H. Salvador
• 1 Maura, Miguel, 1887-1971
• 1 Reglero de la Fuente, Carlos Manuel
• 1 Romero Maura, Joaquín, 1940-
• 1 Ruiz Rodríguez, Ignacio
• 1 Ríos Saloma, Martín F. (Martín Federico)
• 1 Salas Merino, Vicente
• 1 Vaca de Osma, José Antonio

• 14 Spanish
• 1 French

• 3 Castile (Spain)
• 2 Castile
• 1 Europe
• 1 France

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