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  1. Vintage Civil War print of the Battle of Gettysburg
  2. Neutral Periodic Table
  3. Bruce McCandless floating free from spacecraft in orbit, 1984
  4. Religious Book Week, Good Books Build Character
  5. External anatomy of the human eye (with labels)
  6. Pencils
  7. Pharoahs of Egypt
  8. Love to Read
  9. Normal neck, X-ray
  10. Library bookshelves
  11. The Presidents Educational Poster, 2013
  12. Agate Studies II
  13. Van Gogh from Space - USGS Earth as Art
  14. Serotonin neurotransmitter molecule
  15. Gas Station 66, Wild West Painting Series
  16. Saint George and the Dragon
  17. Animal Life Spans
  18. Blue Watercolor Agate Rectangle
  19. The Fox and the Grapes, Selected Fontaine's Fables
  20. Ball Play Of the Choctaw, 1840s
  21. Indigo Agate C
  22. Earth
  23. Living Relatives of Dinoaurs
  24. Bouncing ball
  25. The Teacher
  26. Indigo Agate D
  27. Good Grades and Good Health Go Together - WPA Poster
  28. Columbus, Map, 15th Century
  29. Vintage print of Presidents James Garfield, Abraham Lincoln, and William McKinley
  30. The Best Teachers
  31. Paisley Agate
  32. Science classroom
  33. Knight's armor
  34. The bones of the neck
  35. Wilson Dam, Alabama, forms portion of the Tennessee River barge route
  36. Earth
  37. As Pandora Raised The Lid The Cottage Grew Very Dark. Illustration
  38. Volcanoes - USGS Earth as Art
  39. California, Palm Springs. Windmill Farm along North Indian Canyon Drive
  40. The cervical vertebrae
  41. Be Creative
  42. Scottish regiment fighting German troops at Battle of Loos
  43. Mae Jemison (1956- )
  44. Gem Stones IV
  45. Spruce Goose - Hughes H-4 Hercules Blueprint: Retro Travel Poster
  46. Rice Terraces, Longsheng Ping'an, Guangxi
  47. A herd of Brachiosaurus travel near a canyon mountain
  48. Akpatok Island - USGS Earth as Art