1. Lisp as a second language,
2. composing programs and music.
3. Peter Desain and Henkjan Honing
4. Chapter III
5. Object-Oriented Style III
   1. From iterator to recursor again
   2. And again from iterator to recursor
   3. event lists
   4. Promoting event lists to musical objects
   5. An around method can prevent a call of the primary method
   6. In a primary method the next method may be called as well, but please don't
   7. An around method can change the arguments of its primary method
   8. An around method can modify the results returned by the primary method
   9. Naming musical objects
   10. initialize instance
   11. customizing initialization
   12. Setf methods
   13. Arguments to user commands
   14. Integer note maken en naar boven schuiven, na mixin, na after around, na after init, voor change window class
   15. Meta Object Protocol: introspection allows objects to know their class
   16. Meta Object Protocol: mixing class cocktails
   17. Adding behavior to class definitions
   18. Eql specialization, moet voor mouse-click
   19. mop one/few instance classes
   20. Standard method combination recap
   21. build in and/append method combination
   22. append build in method combination, na mop class-of
   23. defined method combination
   24. Loudness mixin voor note waar ??
   25. Backpointers
   26. maintaining back-pointer consistency
   27. Destructive operations on the stucture of displayed musical objects
   28. A clipboard for musical objects
   29. Standard edit operations on window with musical objects
   30. Open musical objects
   31. draw rests
   32. Score system
   33. Sound
   34. Mop protocol
   35. mop cocktail methods
   36. init keyword class adder
   37. one instance class
   38. Full code listing
   39. Conclusion
   40. Definitions made
   41. Literature references made
   42. Glossary references made
   43. To do