مصادر الصور
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(1-1) Private collection. Photo: Peter Willi/Bridgeman Art Library.
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(1-2) Biblioteca Herziana, Rome. Photo: Scala.
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(2-1) Hulton Getty.
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(2-2) Photo: AKG London.
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(2-3) Hulton Getty. Etching by Johann Heinrich Lips after an anonymous portrait of 1765.
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(2-4) Stadtgeschichtliches Museum Königsberg. Photo: AKG London.
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(2-5) Kant Society. Photo: AKG London.
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(3-1) Galleria Palatina, Florence. Photo: Scala.
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(3-2) Hulton Getty. Drawing by Spy, from The Statesman No. 141.
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(4-1) Hulton Getty.
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(4-3) The Louvre. Photo: Giraudon/Pix.
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(4-4) Printed with permission of the director of the Husserl Archives in Leuven, Professor Rudolf Bernet.
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(4-5) © Robert Holmes/Corbis.
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(5-1) The Louvre. Photo: Peter Willi/Bridgeman Art Library.
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(5-2) © Bettmann/Corbis.
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(6-1) © Archives of Scientific Philosophy. Reproduced by permission of the University of Pittsburgh. All rights reserved.
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(6-2) © Pressens Bild AB.
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(6-3) Musée des Beaux-Arts de Nancy. Photo © G. Mangin.
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(8-1) Moderna Museet, Stockholm. © DACS 2000.