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  1. Galileo using a telescope
  2. Joseph Hooker (1817-1911), Charles Lyell (1797-1875) and Charles Robert Darwin
  3. Early telephone, historical artwork
  4. Illustration of Sir Isaac Newton holding apple in hand and looking up at tree
  5. A Relative
  6. Sir Isaac Newton, British physicist
  7. National Academy of Sciences Washington DC Albert Einstein
  8. 1636 Galileo Galilei portrait astronomer
  9. Albert Einstein, physicist
  10. Galen lecturing on anatomy in Rome
  11. Marie Curie
  12. John Ernst Worrell Keely
  13. Heron/Hero of Alexandria, mathematician
  14. Zenobe Gramme
  15. Archimedes (c.287-212) 1630
  16. Albert Einstein
  17. Gregor Mendel, caricature
  18. Faraday's electrolysis experiment, 1833
  19. Portrait of Galileo Galilei by Ottavio Mario Leoni
  20. View of Darwin's desk at Down House
  21. Albert Honey
  22. Irene Joliot-Curie, French nuclear physicist and daughter of Marie Curie at work
  23. A Relative II
  24. Dioscorides, Ancient Greek physician
  25. Dr. J. B. Abbott, prepared fossils of dinosaurs' thigh bones for public display
  26. Galileo
  27. Democritus (c.460-c.370 BC) 1692
  28. Charles Darwin, British naturalist
  29. Conrad Gessner's nature collection
  30. Guillaume Lemonnier1717-1799
  31. Professor Thomas H. Huxley (1825-95), biologist, portrait photograph
  32. Museum Wormianum, historical engraving