List of Plates. 1. Causation and Movement, Aristotle. 2. Saving the Appearances, Ptolemy. 3. On the Nature of Things, Lucretius. 4. The Copernican Revolution, Nicholas Copernicus. 5. The Surgical Art, Andreas Vesalius. 6. The Philosopher's Stone, Paracelsus. 7. The Mutable Heavens, Tycho Brahe. 8. A Guide to the Interpretation of Nature, Francis Bacon. 9. The Sun of the Microcosm, William Harvey. 10. Naturally Accelerated Motion, Galileo. 11. Causes of Motion, Rene Descartes. 12. A New Theater of Nature, Robert Hooke. 13. Mechanical Chemistry, Robert Boyle. 14. Human Reproduction, Antoni van Leeuwenhoek. 15. Newton's Mathematical Principles of Natural Philosophy, Isaac Newton. 16. The Sexual System, Carl von Linnaeus. 17. The Principle of Fire, Joseph Priestley. 18. The Elements of Chemistry, Antoine-Laurent Lavoisier. 19. Construction of the Heavens, William Herschel. 20. A Portrait of Caroline Herschel, Maria Mitchell. 21. The Gravitational Constant, Henry Cavendish. 22. The Artificial Electric Organ, Alessandro Volta. 23. The World Machine, James Hutton. 24. Directed Variation, Jean Baptiste Lamarck. 25. The Chemical Atom, John Dalton. 26. Distinguishing an Atom from a Molecule, Amedeo Avogadro. 27. Geology and Genesis, Georges Cuvier. 28. The Electromagnetic Effect, Hans Christian Oersted. 29. Deep Geologic Time, Charles Lyell. 30. Taking the Measure of Electricity, Michael Faraday. 31. Lines of Force, Michael Faraday. 32. The Cell Theory, Theodor Schwann. 33. Survival of the Fittest, Charles Darwin. 34. The Foundations of Genetics, Gregor Mendel. 35. Theory of Pangenes, Charles Darwin. 36. Experimental Physics as a University Subject, James Clerk Maxwell. 37. Playing Patience with the Elements, Dmitri Mendeleev. 38. Shadow Pictures, Wilhelm Conrad Rontgen. 39. Martian Engineers, Percival Lowell. 40. The Death of the Atom, Joseph John Thomson. 41. The Mutation Theory, Hugo De Vries. 42. What is the Theory of Relativity?, Albert Einstein. 43. The New Alchemy, Ernest Rutherford. 44. What is Life?, Erwin Schrodinger. Index. Name Index.