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  1. Normal shoulder, X-ray
  2. Solar System (Colored)
  3. Earth
  4. Sir John Hawkins (1532-95)
  5. Illustrated USA
  6. Egyptian and Assyrian counting systems
  7. Study of the Human Figure, Lateral View
  8. Space Suit
  9. Pythagoras Maths Equation
  10. Leaded
  11. The Planet Saturn
  12. Blue Watercolor Agate Rectangle
  13. Malcolm X
  14. Malachite
  15. For Your Country's Sake Today - Women in the Armed Forces
  16. Washington Crossing The Delaware On The Evening Previous To The Battle Of Trenton
  17. Gem Stones I
  18. Knights charging into battle
  19. Desk Tools III
  20. No Man's Land - USGS Earth as Art
  21. Vintage World War II poster featuring a fighter plane and a ship patrolling the sea
  22. Photograph of logarithmic slide rule
  23. The Planet Earth
  24. Human brain anatomy, lateral view
  25. Abraham Lincoln, 1809 - 1865, 16th President Of The United States, Gettysburg Portrait
  26. Chrysocolla
  27. John Bunyan. Author Of the Pilgrim's Progress. From The Portrait By Sadler
  28. Fascimile of a letter from Vincent Van Gogh to Emile Bernard on the 18th March 1888
  29. Teach on Mars and its Moons
  30. Mathematical Elements II
  31. Desk Tools I
  32. The Planet Jupiter
  33. Gem Stones III
  34. Indian Motor Cycle Ambulance
  35. Alberta, Reserve, c1890
  36. General Curtis LeMay and President Kennedy
  37. RMS Titanic: 1st Class Dining Saloon on D-Deck, 1912
  38. Frank Whittle's early development of the jet engine
  39. Shattuckite Jasper
  40. Mercury I
  41. Ocean Jasper
  42. Oil well pump jacks at Bakken Oil Field near Estevan, Saskatchewan, Canada
  43. Marley's Ghost. Illustration for the novella A Christmas Carol
  44. George And Martha Washington At Presidential Reception
  45. Vintage Parchment Dentist Chair Patent Poster
  46. The Battle Of Williamsburg, Virginia On May 5th 1862
  47. Washing Gold, Calaveras, California, 1853
  48. Alphabet Blue