1997 MIT Mystery Hunt Puzzle 11 Solution

Grid solution:

BCHANCENROBREDLET
USGAPASTEROIDOIHO
TTUPELODASSNATEIP
TYORAIRFLEMONADEH
YMHONFEIMXRINGERA
EITNUOMAFIOSOERAT
LEWOTRJWILWYLEIRA
SOAKBNAHTEYWONSCM
EORCUICMREPUCCIHE
RODUTAKIEIRBLIVID
POETTSSCBTEC NECS
SITSEWOHMSSOLOSAR
IBARRANAEKECATTLE
VUMAEGAECINAMREGY
LTIDNABLEIFLOADED
ETNACERIDNALECARG
HEARTBURNGROSSEST

Clue answers:

  1. butt
  2. chance
  3. California
  4. realm
  5. borne
  6. Rin
  7. dotage
  8. lieder
  9. elder
  10. Top Hat
  11. stymie
  12. apron
  13. peanut butter
  14. asteroid
  15. sore
  16. hierarchical
  17. Ohio
  18. Tupelo
  19. putt
  20. dole
  21. assn.
  22. S.O.B.
  23. noisy
  24. pieta
  25. friar
  26. lemonade
  27. exile
  28. derisive
  29. Ono
  30. ringer
  31. though
  32. untie
  33. Mafioso
  34. amount
  35. fit
  36. erat
  37. tame
  38. Ward
  39. towel
  40. Jackson
  41. waif
  42. Worms
  43. Encino
  44. Ariel
  45. soak
  46. Ethan
  47. Ypres
  48. snowy
  49. Michael
  50. perm
  51. colon
  52. hiccup
  53. Tudor
  54. Brie
  55. livid
  56. vested
  57. poet
  58. swag
  59. SST
  60. tie
  61. Coca
  62. ?
  63. sits
  64. IOOOO
  65. Stuck on
  66. West
  67. Howe
  68. skiing (refers to Picabo Street)
  69. solos
  70. I-bar
  71. butte
  72. eke
  73. cattle
  74. tonic
  75. ice age
  76. Moe's
  77. German
  78. bandit
  79. Leif
  80. loaded
  81. dyers
  82. Elvis Presley
  83. recant
  84. December
  85. carton
  86. Graceland
  87. heartburn
  88. animated
  89. Radar
  90. urban
  91. rile
  92. grossest
  93. olla
  94. scar

Answer 62 must be entered to the left, and is probably SCENE or SCENIC, but I don't see any way this is the first note of a scale. But the upper-right to lower left diagonal spells THE ANSWER IS WRAITH, so the answer is WRAITH.