Capsule of Tenon, The 115 Superior Oblique Muscle and its Pulley 117 Other Extrinsic Muscles, The 118 Three Tunics of the Eye, the Hyaloid and its Attachments, The 120 ILLUSTRATIONS PAGE 0. Brain showing eyes with muscles removed, optic nerves, and chiasm _Frontispiece_ 1. Glassware and tools 22 2. The first cut 28 3. How the point of the scissors is kept away from the underlying tissues 29 4. Half of the sclerotic separated 30 5. Picking up the choroid 31 6. Emptying the eye of its contents 32 7. Isolated hyaloid, contents and attachments intact 33 8. Petit’s Canal 36 9. Cutting eye into anterior and posterior sections with safety-razor blade 39 10. Posterior half showing retinal vessels and choroid 40 11. Showing network of vitreous 42 12. Tearing retina away from posterior half of eye 44 13. Posterior half of eye with retina removed 45 14. Excavated posterior half of eye 46 15. Split optic nerve 47 16. Ciliary processes and the lens 48 17. How to pull off vitreous 50 18. Processus Zonuloe 54 19. Onion-like layers of lens removed 56 20. Cross section of lens 57 21. Lenses showing the results of different kinds of treatment 60 22. Puncturing the cornea 63 23. Removing the cornea 64 24. How to separate the choroid from the sclerotic 65 25. Cutting away the separated sclerotic 67 26. Scraping the choroid free from the sclerotic 68 27. The isolated choroid 69 28. Inserting scalpel to loosen lens and cut through vitreous 70 29. Taking out lens and “core” of vitreous 71 30. Squeezing out remaining part of vitreous 72 31. Cutting through the iris 75