Voltaire, French author
Voltaire, French author and poet
Constantin Chasseoeuf, French philosopher
David Hume, Scottish philosopher
Johann von Schiller, German poet, illustration
Scene from Voltaire's 'The History of Jenni' (1774)
Count Vittorio Alfieri, Italian dramatist and poet
Anne Louise Germaine Necker, French writer
Scene from Voltaire's play 'Irene' (1778)
Claude Adrien Helvetius, French philosopher
Edmund Burke, Irish politician
Scene from Voltaire's Candide, 19th century illustration
Laozi, Ancient Chinese philosopher
Tiberius Cavallo, Italian physicist
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Friedrich Heinrich Jacobi, German philosopher
Walter Scott, Scottish novelist and poet
Marquis de Condorcet, French politician
Herbert Spencer, British philosopher
Bias of Priene, Greek philosopher
Cleobulus of Lindos, Greek poet
Denis Diderot, French encyclopedist
Claude Louis Berthollet, French chemist, illustration
Jules Verne, French author, 20th C illustration
Francois Fenelon, French theologian
Francesco Guicciardini, Italian diplomat
Rene Descartes, French mathematician
Nicolas de Condorcet, French politician
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Denis Diderot, French encyclopedist, illustration
Plato's concept of the philosopher as king, illustration
Gaspard Monge, French mathematician
Blaise Pascal, French mathematician
Busts of philosophers vandalised with paint, illustration
Xavier Marmier, French author, illustration
Friedrich von Schelling, German philosopher
Gottfried Wilhelm Leibniz, German mathematician
Title page of Descartes' Principia, 1692
Cartesian vortices, 1692 artwork
Baruch de Spinoza, 19th century illustration
Thomas Craig, Scottish legal scholar
Immanuel Kant, German philosopher
Johann Kaspar Lavater, Swiss theologist
Gustave Lambert, French hydrographer
Claude Louis Berthollet, French chemist
Thomas Hobbes, English philosopher
Jean Anthelme Brillat-Savarin, French lawyer and politician
Leviathan (1651)
Harriet Martineau, British author and sociologist
Victor Hugo, French Author, illustration
Physical and moral system of man, 18th century
Elisabeth de Rossel, French geoscientist
Emile Blanche, French psychiatrist
Hippolyte Taine, French historian
Telescope, 1692 artwork
Ernest Daudet
John Arbuthnot, Scottish physician
1860 H. Spencer Philosopher of Evolution
Herbert Spencer Philosopher of Evolution
1860 Herbert Spencer Philosopher Darwin
1855 Herbert Spencer Philosopher Darwin
1903 Herbert Spencer Philosopher old age
Henri Coudreau, French explorer
Antoine Lavoisier, French chemist
Karl Marx, German political theorist
Claude de Lisle, French revolutionary officer
18th Century anatomy lesson, illustration
Hans Christian Andersen, Danish author
Johann Bode, German astronomer
Louis-Guillaume Lemonnier, French physicist and botanist
Apothecary, 18th century illustration
Pico della Mirandola, Italian philosopher
Xavier Chabert, French-US magician
Charles Francois de Cisternay du Fay, French chemist
Jean de Gerson, French theologian
William Dampier, English explorer
Confucius, Chinese philosopher
Johann II Bernoulli, Swiss mathematician
Bust of Democritus, Greek philosopher, illustration
William Wilberforce, British politician
Self portrait of Leonardo da Vinci, Italian artist
Jean-Jacques Rousseau, French philosopher
Erasmus of Rotterdam, Dutch theologian
Giuseppe Montanelli, Italian statesman and author
Jean-Lambert Tallien, French politician
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Aspasia and Alcibiades, 19th century illustration
Jules Degousee, French engineer
Desiderius Erasmus, Dutch humanist
Comte de Buffon, French naturalist
Armand-Pierre Seguier, French lawyer
Jean Louis Armand de Quatrefages, French biologist
1618 Francis Bacon Portrait Philosopher
Divine Comedy
Minos judging; carnal sinners
Emile Zola, French novelist
1880 H. Spencer Philosopher evolution
1866 Herbert Spencer Philosopher Darwin
Historical proof of Pythagoras' theorem
George Sand, French novelist
Cervantes, Spanish author
John Evelyn, English author
Alexander Pope, English poet
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Pierre-Joseph Desault, French anatomist
Francois Quesnay, French economist
Charles Dickens, English author
Elisee Reclus, French geographer
Philosopher delivering speech to sleeping audience, illustration
Antoine Fourcroy, French chemist
Alexis Bouvard, French astronomer
Gottfried Leibniz, German mathematician
Xenocrates, Ancient Greek philosopher
Georg Christoph Lichtenberg, German scientist
Daniel Bernoulli, Dutch mathematician
Charles Marie de La Condamine, French geographer
Antoine Francois Fourcroy, French chemist
Socrates, Ancient Greek philosopher
Louis-Antoine de Bougainville, French commander
Sebastian Brant, German satirist
Rene Descartes, French philosopher and mathematician
Marcellin Bertholet, French chemist
1618 Sir Francis Bacon Scientist Portrait
Pierre Beaumarchais, French polymath
Joseph Lakanal, French politician
Michael Leib, American physician
Maximilien Robespierre, French politician
Leonard Bourdon, French politician
Geoffrey Chaucer, English author and poet
Philosopher Samuel Clarke, 18th century
Francois-Noel Babeuf, French journalist
Lavater's physiognomy theories, 19th century
Philosopher William Derham
Isaac Newton, Fine Art Portrait,
Claude Chappe, French engineer
Jules Janssen, French astronomer
Louis Thenard, French chemist
Lord Byron, English poet
Samuel Hahnemann, German physician
Vector illustration of the German philosopher Friedrich Nietzsche in grunge retro splatter style. Design element.
Gustav Froment, French electrical engineer
Chinese calligrapher, illustration
Denis Papin, French physicist
Pierre-Paul Riquet, French engineer
Paul Schutzenberger, French chemist
Friedrich Nietzsche design element
George Romney, British painter
Chilon of Sparta, 17th century illustration
Pythagoras, Ancient Greek mathematician
Roger Bacon, English natural philosopher
Henri Etienne St Claire Deville, French chemist
Giorgio Vasari, Italian artist and author
Improvement of Franklin's Electrical Kite
Franklin's Experiments with Electricity
World map, 1785
William Herschel's organisation of heavenly bodies, illustration
William Pryce, British antiquary
Jean D'Alembert, French mathematician
Galvani's frog legs experiments, illustration
Galvani's human experiments, illustration
Lawrence Echard, British historian
18th Century electricity experiment
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