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  1. Day Street I
  2. Engraving of a nautilus and an ammonite
  3. Fluid Beauty IV
  4. British Birds and Eggs IV
  5. British Birds and Eggs II
  6. Subway Sphinxes, 2013
  7. Nativity
  8. Stick-leg Horse I
  9. Basilica Dome
  10. Love Birds
  11. Bare-knuckle Boxers
  12. Salt dissolution, artwork
  13. Lung bronchioles
  14. Avian Study IV
  15. Grey phalarope, historical artwork
  16. Clouds forming the shape of Earth's continents
  17. Kumquat, 1996
  18. Artist's concept of a supernova explosion
  19. Carboniferous landscape
  20. Lungs
  21. Multicoloured Meadow
  22. Breed Studies VI
  23. Hannibal (247-c.183 BC) crosses the Alps
  24. Medical zodiac, 15th century diagram
  25. Viral throat infection, artwork
  26. Platelet, artwork
  27. Sierre to Zinal Mountain Race, The Finish 2012
  28. Artwork of Caudipteryx sp., a bird-like dinosaur
  29. Knorr Shells VII
  30. Foot bones and ligaments
  31. The tea clipper Cutty Sark
  32. Killdeer
  33. Carrigogunnell Castle, Near Limerick, County Limerick, Ireland
  34. French Phrases I
  35. Artwork of Mars Polar Lander descending onto Mars
  36. Shades of Coral IV
  37. Breed Studies XII
  38. Iris Sketch O'keefe Crop I
  39. Brooklyn Window #12
  40. Doodle Fish
  41. 19th Century internal combustion engine
  42. Construction of the Pyramids
  43. Daybreak
  44. Composite image of the phases of the Moon
  45. Durer's world map, 1515
  46. Rhodopsin protein molecule
  47. Nerve cell, artwork
  48. Ichthyosaur and prey