Pliny the Elder, Roman naturalist, illustration
Pliny the Elder, Roman philosopher
Pliny the Elder Roman Naturalist AD77
Pliny the Elder, Roman naturalist
Arch of Titus, Rome, illustration
Jean-Baptiste Lamarck, French naturalist
Engraving of Vesuvius eruption
Alfred Russel Wallace, British naturalist
Aristotle, ancient Greek philosopher
Ptolemy, Greek astronomer
Ptolemy in Alexandria observatory, illustration
Arch of Constantine, illustration
Gaetano Osculati, Italian naturalist
Karl Ernst von Baer, Prussian scientist and explorer
Thucydides, Ancient Greek historian
Thomas Huxley, English biologist
Seneca the Elder, Roman orator
Aristotle, Ancient Greek philosopher
Hipparchus, Ancient Greek astronomer
Pliny the Elder, Roman scholar
Charles Darwin, British naturalist
Ernst Haekel, German naturalist
Georges Leclerc, Comte de Buffon, French Polymath
George Romanes, English naturalist
Qianlong Emperor, illustration
Carl Merck, German naturalist
Nautilus shell, 19th century illustration
Pericles, Ancient Greek politician
Alfred Russel Wallace, illustration
Charles Lyell, British geologist
Christian Ehrenberg, German naturalist
Galen, Ancient Greek physician, illustration
Charles John Andersson, Swedish naturalist
Roman soldiers storming a city, artwork
Rene Descartes, French philosopher and mathematician
Roman dancers from Pompeii
Thucydides and Herodotus, Ancient Greek historians
Ptolemy, Greek astronomer, artwork
Chemistry frontispiece
Temple of Peace, Rome, 19th Century illustration
Comte de Buffon, French naturalist
Ptolemy, Ancient Greek astronomer
Pythagoras, Ancient Greek mathematician
John Reeves, British naturalist
Joseph Banks, British naturalist
Sallust, Roman historian
Agrippa, Roman general
Persius, Roman poet
Joseph Banks, English naturalist
Thomas Huxley, British naturalist
Henry Doubleday, British naturalist
John James Audubon, French-US naturalist
Louis Agassiz, Swiss-US naturalist
Carl Vogt, German naturalist
Thales, Ancient Greek philosopher, illustration
John Lettsome, British entomologist
Conchology, 19th century illustration
Plato, Ancient Greek philosopher
Galen, Ancient Greek physician
Thomas Say, American naturalist.
Sir Isaac Newton, English physicist
Map of Africa, 19th century illustration
Richard Owen, British zoologist and palaeontologist
Captain James Cook, English explorer
Tacitus, Roman senator and historian
Tuscan and Doric orders, 19th century illustration
Ionic orders, 19th century illustration
Pedestals, bases and mouldings, 19th century illustration
Arches, 19th century illustration
Baker's improved pistol, 19th century illustration
Target-leaved hibiscus, illustration
Frontispiece of Kant's Philosophy
Blaise Pascal, French mathematician
Hannibal, Carthaginian general
Giuseppe Garibaldi, Italian revolutionary
Roman baths, historical illustration
Titian Peale, US naturalist
Manchoo Tartar princess, illustration
John Churchill, Duke of Marlborough
Theory of crystallization, illustration
Thomas Hardwicke, British naturalist
George Forster, German naturalist
John Ray, English naturalist
Archilochus of Paros, Ancient Greek poet
Lysias, Ancient Greek orator
Socrates, Ancient Greek philosopher
Sir Joseph Banks, English naturalist
Centaurs, 19th Century illustration
Roman stables from Pompeii
Ulisse Aldrovandi, Italian naturalist
Johann Zimmermann, Swiss naturalist
Albrecht von Haller, Swiss anatomist, illustration
William MacGillivray, Scottish naturalist
Bonpland and Humboldt observing the stars
Alexander von Humboldt, German naturalist
Denis Diderot, French encyclopedist
Rene de Reaumur, French naturalist
Robert Lee, US Confederate general
1735 Two toed sloth from Albertus Seba
Female genius, conceptual image
Theodor Schwann, German physiologist
Hermann Ludwig Ferdinand von Helmholtz, German physicist
Johannes Hevelius, Polish astronomer
August Wilhelm Hofmann, German chemist
Eilhard Mitscherlich, German chemist
Blue rock-thrush, 19th century illustration
Sterna seena, 19th century illustration
Helmeted Guineafowl, 19th century illustration
American kestrel, 19th century illustration
Chestnut wattle-eye, 19th century illustration
White-bellied kingfisher, 19th century illustration
Sea gull, 19th century illustration
Robert Brown, British botanist
James Edward Smith, British botanist
George Agassiz, US zoologist
Immanuel Kant, German philosopher
Alchemist reading, 19th century
Claudius Ptolemaeus, Greek astronomer
Albrecht von Haller, Swiss anatomist
Mongolian man, 19th century artwork
African boy, 19th century artwork
Andre-Marie Ampere, French physicist
Lionel Adams, British zoologist
Aristotle,
Henry Gorham, British entomologist
Georges Cuvier, French zoologist
Philippe Petain, French general
Francois Arago, French astronomer
Pedanius Dioscorides, Greek physician
Howard Carter in Tutankhamun's tomb, illustration
Night monkey, 19th century artwork
Loris and bushbaby, 19th century artwork
Richard Owen, British palaeontologist
William Bateson, British geneticist
Denis Diderot, French encyclopedist, illustration
Sir Walter Raleigh, 19th century illustration
Asclepius and Hygieia, ancient Greek god and goddess
Naval battle organised by Emperor Claudius, illustration
Perpetual motion machine, 19th century illustration
Welsh and Irish harps, 19th century illustration
Optics, 19th century illustration
Numbers theory, 19th century illustration
Phenomena of lenses, 19th century illustration
Vision, 19th century illustration
Compound microscopes, 19th century illustration
The Grecian Maid, 19th century illustration
Egyptian musical instruments, 19th century illustration
Hebrew musical instruments, 19th century illustration
Greek and Roman music instruments, 19th century illustration
Church organ and its parts, 19th century illustration
String instruments, 19th century illustration
Sitar, 19th century illustration
Viola and violin, 19th century illustration
Needle making machines, 19th century illustration
Numbers, 19th century illustration
Telescopes, 19th century illustration
Herschel's 40 foot reflecting telescope, illustration
Single microscopes, 19th century illustration
Optics and optical theory, 19th century illustration
Micrometres, 19th century illustration
Photometer and optometer, 19th century illustration
Kaleidoscope, 19th century illustration
Perspective instruments, 19th century illustration
Old man Parr
Calorimeter of Lavoisier and La Place, illustration
Bernardus Paludanus, Dutch physician
Hercules and the Cercopes, 5th century BC sculpture
Zodiac painted on an Egyptian sarcophagus, 19th century
David Attenborough, British naturalist
Roman bathhouse, illustration
Antikythera mechanism, illustration
Roman bridge building, illustration