1. Wrap of a sort
2. Workplace law enforcer: Abbr
3. Where many learn 47 Across
4. Where Heyerdahl went to college
5. When the Battle of Normandy began
6. What holds carry
7. Well-chosen
8. Valjean creator
9. Urban woe
10. Trojan War ally
11. Tree on Lebanon's flag
12. Travel to dreamland
13. Take over
14. Survey component: Abbr
15. Supposedly seen saucers
16. Superfund org
17. Stereo software
18. SpaceX CEO
19. Sound starter
20. Setter fetter
21. Roth novella
22. Rescue team
23. Refusals
24. Rangoon's land
25. Project Mercury name
26. Procter and Gamble brand
27. Pesky person
28. Paparazzo subject
29. Pamplona pronoun
30. Oxford accessory
31. One watt-second
32. Not-so-fast pace
33. NCR products
34. Motherless man
35. Moguls
36. Marked down
37. Makes fuzzy
38. Madagascar mammal
39. Let pass
40. L'Oréal spokesperson, for short
41. Homophone of the only letters absent from the answers, and also the clues
42. Health-care breakthroughs
43. Great joy
44. Gawk at
45. Former New York mayor, to pals
46. EPCOT shuttle
47. Engels collaborator
48. Emulated a ram
49. Dunham seen on HBO
50. Double Stuf snacks
51. Decoys, for example
52. Dapper Dan
53. Dance that tells a story
54. Curmudgeon
55. Covenant
56. County east of Sonoma
57. Coatless cat breed
58. Chef's concern
59. Cash getter
60. Calls upon
61. Burger topper
62. Bruce's butler
63. Boom-box toggle
64. Blunder
65. Blow a gasket
66. Beyond short on
67. Be added gradually
68. Bad-tempered boss
69. Anwar Sadat, e.g
70. Allen's ''Manhattan'' ex
71. About 1% of the atmosphere
72. 56 Down's frequent task
73. 1969 French Open champ
74. ''Yes we can'' sloganeer
75. ''Sweeney Todd'' prop
76. ''Outta here!''
77. ''No more, please''
78. ''Jeopardy!'' sponsor