• 3 History
• 2 Conduct of life
• 2 Correspondence
• 2 Ethics
• 2 Good and evil
• 2 History and criticism
• 2 Philosophy
• 2 Philosophy, German
• 1 Aesthetics
• 1 Aphorisms and apothegms
• 1 Apocalyptic literature
• 1 Apocryphal books (Old Testament)
• 1 Astronauts
• 1 Authors, German
• 1 Bible. Old Testament
• 1 Biography
• 1 Bushido
• 1 Christian literature, Early
• 1 Christianity
• 1 Courtship
• 1 Criticism, interpretation, etc
• 1 Devil
• 1 Devil in literature
• 1 Dialectic
• 1 Emperors

• 5 Salgari, Emilio, 1862-1911
• 4 Shakespeare, William, 1564-1616
• 3 Doyle, Arthur Conan, 1859-1930
• 3 Flaubert, Gustave, 1821-1880
• 3 London, Jack, 1876-1916
• 3 Nietzsche, Friedrich Wilhelm, 1844-1900
• 3 Twain, Mark, 1835-1910
• 2 Austen, Jane, 1775-1817
• 2 Bacon, Francis, 1561-1626
• 2 Chesterton, G. K. (Gilbert Keith), 1874-1936
• 2 Dickens, Charles, 1812-1870
• 2 Freud, Sigmund, 1856-1939
• 2 Sade, marquis de, 1740-1814
• 2 Saint-Exupéry, Antoine de, 1900-1944
• 2 Salgari, Emílio, 1862-1911
• 2 Verne, Jules, 1828-1905
• 2 Wells, H. G. (Herbert George), 1866-1946
• 2 Wilde, Oscar, 1854-1900
• 1 Akutagawa, Ryūnosuke, 1892-1927
• 1 Aristotle
• 1 Baum, L. Frank (Lyman Frank), 1856-1919
• 1 Bierce, Ambrose, 1842-1914?
• 1 Brontë, Charlotte, 1816-1855

• 89 Spanish
• 1 English
• 1 French

• 2 England
• 1 Alhambra (Granada, Spain)
• 1 Amsterdam
• 1 Mars (Planet)
• 1 Moon
• 1 Netherlands
• 1 Rome
• 1 Spain

• 47 Fiction
• 8 Drama
• 7 Short stories
• 5 Early works to 1800
• 4 Science fiction
• 3 Poetry
• 2 Essays
• 2 Fictions
• 1 Biography
• 1 Correspondence
• 1 Diaries
• 1 Domestic fiction
• 1 Erotic poetry
• 1 Fables
• 1 Japan
• 1 Personal narratives
• 1 Psychological fiction
• 1 Romance fiction
• 1 War fiction

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