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  1. Dragonflies, 17th century artwork
  2. Wooded Path II
  3. Vintage Line Clematis
  4. Tropical Karatas
  5. Approaching Octopus
  6. Neanderthals hunt a cave bear
  7. The End of an Era, King of the Bare-Knuckle Boxers, 1973
  8. Triceratops
  9. Clove
  10. Ivory-billed woodpeckers
  11. Llama Profile
  12. Stem Contour V
  13. Mountain Ink I
  14. Famous places and monuments of the world
  15. Torus
  16. Environs Of Paris 1
  17. Hand Signs I
  18. Woodpecker Sketch I
  19. Rough Flight
  20. Illustration from 'Pride and Prejudice' by Jane Austen
  21. Illustration Of Donkey
  22. The Elephant
  23. Ballina, County Mayo, from 'Scenery and Antiquities of Ireland'
  24. Early electric train
  25. City Of Golden Dreams - Contemporary Cityscape Painting
  26. Nozeman Common Teal Nest
  27. Albert Einstein, physicist
  28. Charcoal & Linen Shells VII
  29. A New Leaf
  30. Novogratz Values - Courage
  31. Judas
  32. Quark structure of silicon atom nucleus
  33. Classic Martini
  34. Stay Gold 1
  35. Audubon: Hawk
  36. Equation
  37. Charcoal & Linen Shells I
  38. Romeo
  39. Human nervous system from behind, artwork
  40. A View Of 110th Street In New York City, 1906
  41. Indigo Botany Study III
  42. Pear Tree Branch
  43. Red High Heel
  44. Zebra and Butterflies
  45. Rosalind Franklin, British chemist
  46. Woolly mammoths
  47. Peregrine Falcon
  48. Tuberculosis bacteria, artwork