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  1. Crop formation in form of Mandelbrot set
  2. Brain anatomy
  3. Blue Watercolor Agate Square
  4. Female muscles, artwork
  5. Early radiography experiment
  6. Agate Geode II
  7. Pt. Reyes
  8. Lady Bell Plant Pollen
  9. Universal indicator scale
  10. Vertebrates
  11. Native copper
  12. Celsius Wind Chill Chart
  13. Blood clot, SEM
  14. First Atom Bomb Test Site
  15. Water ripples
  16. Polarised LM of crystals of caffeine
  17. Upper body bones, computer artwork.
  18. Circuits
  19. Allosaurus
  20. Spinal bones and ligaments
  21. Okavango Delta - USGS Earth as Art
  22. Atomic structure
  23. Phase separation
  24. Invertebrates
  25. Paper chromatograms of various dyes
  26. Mushroom anatomy, diagram
  27. Acupuncture points
  28. Preparing sample vials
  29. Ganges River Delta - USGS Earth as Art
  30. Anterior view and sagittal view of female urinary bladder
  31. Bright Periodic Table - Black, Modern Text
  32. Electromagnetic spectrum
  33. Waziristan Hills - USGS Earth as Art
  34. Stethoscope
  35. Virginia - USGS State Mosaic
  36. Bones of the shoulder - anterior view. skeletal system
  37. Perpetual motion machine, 19th century
  38. Artwork of tooth showing periodontal disease
  39. Pipes at Nesjavellir Geothermal Power Plant, Iceland
  40. Blood spectra, 19th century artwork
  41. Cross section of human blood vessel showing atherosclerosis
  42. Nerve synapse
  43. Historical medicinal products
  44. Wernher von Braun, German rocket designer
  45. The Earth's seasons
  46. Nerve demyelination, TEM
  47. Rising Air In An Unstable Atmosphere
  48. Arthritis of the neck, X-ray