• 5,477 Books
• 1 Journals, Magazines, Newspapers
• 1 Manuscripts, Theses
• 1 Music Scores

• 1,888 History
• 473 Politics and government
• 411 Law and legislation
• 214 History and criticism
• 172 Social conditions
• 119 Education
• 119 Social aspects
• 115 Legal status, laws, etc
• 110 Women
• 99 Spanish literature
• 95 Economic conditions
• 93 Social life and customs
• 90 Civilization
• 82 Criminal law
• 82 Intellectual life
• 82 Study and teaching
• 81 Antiquities
• 81 Political aspects
• 77 Nationalism
• 76 Foreign relations
• 75 Emigration and immigration
• 74 Church history
• 71 Catholic Church
• 71 Philosophy
• 67 Spain

• 54 Pérez Galdós, Benito, 1843-1920
• 49 Agurto Gonzáles, Carlos Antonio
• 49 Choque Cuenca, Benigno
• 49 Quequejana Mamani, Sonia Lidia
• 34 Spain
• 30 CIDOB (Center)
• 26 Cervantes Saavedra, Miguel de, 1547-1616
• 20 Martínez Millán, José
• 19 Lledó Yagüe, Francisco
• 17 Villanueva, Jaime, 1766-1824
• 16 Monje Balmaseda, Oscar
• 15 Burzaco Samper, María
• 15 Fayos Gardó, Antonio
• 14 Pérez Rodríguez, María Dolores
• 12 Yzquierdo Tolsada, Mariano
• 11 Andrés Gallego, José, 1944-
• 11 Lacruz Berdejo, José Luis
• 11 Pazos, Antón M., 1951-
• 11 Picó i Junoy, Joan
• 11 Pérez Rodríguez, Ma. Dolores
• 10 Morillas Cueva, Lorenzo
• 10 Rivero Rodríguez, Manuel, 1962-
• 10 Ruiz Rodríguez, Ignacio
• 9 Calvo Vérgez, Juan

• 5,375 Spanish
• 96 English
• 80 Portuguese
• 75 French
• 52 Italian
• 43 Catalan
• 18 Latin
• 14 Basque
• 10 German
• 9 Galician
• 3 Arabic
• 3 Multiple languages
• 2 Unknown

• 133 Latin America
• 91 Catalonia
• 81 Portugal
• 70 Valencia (Region)
• 69 Valencia
• 67 Madrid
• 65 America
• 63 Catalonia (Spain)
• 59 European Union countries
• 58 Europe
• 56 France
• 54 País Vasco
• 47 Mexico
• 45 Italy
• 43 Aragon
• 42 Galicia (Region)
• 41 Andalusia
• 41 Barcelona
• 39 Valencia (Spain : Region)
• 35 Castile
• 31 Castile (Spain)
• 31 País Vasco (Spain)
• 28 Colombia
• 26 Argentina

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