1. Door fastener
2. Mercury, for one
3. Russian river
4. Let have it, e.g.
5. Ancient Mexican
6. Negative conjunction
7. Yoko from Tokyo
8. "Tarnation!"
9. "Enigma Variations" composer
10. Unsaturated hydrocarbon
11. Hang with it
12. One of the winds, e.g.
13. Puts in stitches
18. Governor's reprieve
22. Center
24. Covered the same ground again
25. Shoreline problem
27. Razor sharpener
28. Public venue
29. Hang with it
31. Yank in Yucatan
33. Perfect, e.g.
34. Affirmatives
36. Part of a yen
37. Guinness book suffix
40. Dry out & shrivel up
44. Undrinkable cocktail
46. Protect, in a way
48. Place for a hero?
50. In a lather
52. Thailand capital?
53. Attack, with "into"
54. City south of New Delhi
55. Like Texas' star
57. Cheat, slangily
58. "___ Lang Syne"
59. Ancient colonnade
62. Amateur video subject, maybe
63. Bathtub liquid?