1. __ helmet
2. West Indies volcano
3. Wall St. deal
4. Tweak some violin holders?
5. Tweak some ski parkas?
6. Tweak some church chimers?
7. Tweak some business outfits?
8. Trims, as a lawn
9. Transparent
10. Torch job
11. To boot
12. Three-part figs
13. Third deg.?
14. Tach nos
15. Switch on a boom box
16. Store door nos
17. Stadium ticket specification
18. Spot for a 48-Across
19. Some Parliament members
20. Smooth-talking
21. Slangy 'Sure'
22. Site of Napoleon's first exile
23. Short snooze
24. Shipping department supply
25. Scottish miss
26. Scientology guru Hubbard
27. Representatives
28. Reflection
29. Put one over on
30. Pulled off
31. Pre-coll. catchall
32. Portmanteau for a grown-up who hasn't yet grown up
33. Performed light surgery on?
34. Parting shot
35. Part of a sitcom farewell
36. One recently hitched
37. OK for dieters
38. Nintendo rival
39. New Jersey's state tree
40. NATO alphabet starter
41. Monopoly corner
42. Monogram on some pricey handbags
43. Milk purch
44. Midmorning hr
45. Maker of many kitchen rolls
46. Lyft rival
47. Loot from a heist
48. Little League teams
49. Like used fireplaces
50. Like Oscar Wilde
51. Like most fairways, daily
52. Lab order?
53. Just open
54. Jazz club performers
55. Implied
56. Hot under the collar
57. Hands-free devices
58. Fuss over
59. Feels the pain
60. Eur. power until 1806
61. Down in the dumps
62. David Cameron's alma mater
63. Dainty trim
64. Copter's forerunner
65. Chest thumper
66. Caramel-filled candy
67. Brit. record label
68. Breaks like a branch
69. Big name in spaghetti westerns
70. Baking soda targets
71. Arctic formation
72. And such: Abbr
73. Adapter letters
74. A whole bunch
75. A few bucks?
76. 'My Generation' band