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  1. Anti Child Labor Poster, 1913
  2. Close Ups Of Fortification On Crazy Lace Agate
  3. Conceptual image of DNA
  4. European Travel
  5. The vertebral column
  6. Page Proof From Great Expectations, Charles Dickens's Hand Written Corrections, 1812
  7. Civil War, Atlanta, c1863
  8. Earth I
  9. Denver, Colorado, 1859
  10. Wind turbine in rural location with old barn in Cavalier County, USA
  11. Energy
  12. Earth Agate A
  13. Normal knee, X-ray
  14. Map of Palestine, Palestina Antiqua
  15. The Summer Road
  16. Young boy in school writing on chalkboard
  17. Human digestive system, with labels
  18. Orbits of Earth Crossing Asteroids
  19. Tennessee - USGS State Mosaic
  20. Garden Tulip - Botanical Illustration
  21. Wright Flyer sculpture at Wright Brothers National Memorial, North Carolina
  22. Michigan - USGS State Mosaic
  23. Pencil Nub and Equation
  24. 'Nurse's Song,' plate 18 from 'Songs of Innocence,' 1789
  25. Blood cells in blood vessel, artwork
  26. Sagenite On Mexican Agate
  27. 'My Pretty Rose Tree,' and 'Ah! Sun-flower,' and 'The Lily,' from 'Songs of Experience'
  28. A Pawnee Brave
  29. Costellazioni II
  30. Ferdinand Magellan (1480-1521) on discovering the Pacific Ocean
  31. Annunciation to the Shepherds. Book of Hours of Leonor de la Vega. 1465-70
  32. Men in Armour IV
  33. School Study IV
  34. Vintage print of Presidents James Garfield, Abraham Lincoln, and William McKinley
  35. Relief depicting a pharaoh making an offering, Temple of Luxor, Egypt
  36. Molecule Testosterone
  37. JPL Welcome Back
  38. Conceptual image of platelets with red blood cells
  39. Capitol From the Botanical Gardens
  40. Laboratory Equipments
  41. Vintage Parchment Vintage Cash Register 1890 Patent Poster
  42. Paisley Agate
  43. Bouncing ball
  44. Vintage American History print of Colonel Theodore Roosevelt
  45. Cardiovascular system, artwork
  46. Primo Carnera, 1906 - 1967, Nicknamed The Ambling Alp, Italian Professional Boxer, 1938
  47. Fagin in the Condemned Cell. Illustration for the novel Oliver Twist
  48. Molecule Estrogene