Título original: Sofies verden
Título original: La Philosophie au XXe siecle
v.3: Romanticos: Johann Gottfried Herder, Wilhelm von Humboldt. Idealistas: Johann Gottlieb Fichte, Friedrich Wilhelm Schelling, Georg Wilhelm Hegel. Filosofos Italianos:Realismo Critico: Pasquale Galluppi, Antonio Rosmini, Vincenzo Gioberti, Vincenzo Cuoco, Gian Domenico Romagnosi e Giuseppe Mazzini. Voluntaristas: Johann Friedrich Herbart, Arthur Schopenhauer, Eduard von Hartmann, Soren Kierk…
Títulos originais: Textos de S. Freud: Five Lectures on Psychoanalysys - On the History of the Psychoanalytic Movement - An Outline of Psychoanalysys. Títulos originais: Textos de Pavlov: The First Sure Steps Along the Path of a New Investigation; Experimental Psychology and Psychopathology in Animals; The Concept of the Reflex and its Extension; The Conditioned Reflex; The Establishment of S…