5. Disciple of Socrates

10. Names, for short

13. In the know, so to speak

14. As yet

15. Type of IRA

17. Persist, e.g.

19. "Trick" joint

20. Creme de la creme

21. Lug

22. Headliner

23. Brothers' keeper?

25. Search engine

27. Word with "clam" or "gold"

30. Rich game stew

31. Rustic retreats

32. Mercury, for one

35. Spice up the eggs, e.g.

38. Zeta follower

39. Possibly

41. Chemical suffix

42. Search for water

44. Greek sandwich

45. Soft, porous rock

46. Bless, in a way

48. Loafer, e.g.

50. Bring up to code, electrically

52. Link

54. "By yesterday!"

55. Grace period?

57. Courtyards

61. Eye affliction

62. Persist, e.g.

64. Brandy flavor

65. Boredom

66. Needy

67. Numbered rds.

68. Does a little homework?

69. European spouter

1. Do, for example

2. Carbon compound

3. Decorative case

4. Type of 10A

5. Pressure meas.

6. Bingo kin

7. Happening now

8. Drawn tight

9. Salsa brand

10. Annoying

11. Persist, e.g.

12. Appropriate

16. Not there

18. Daughter of Zeus

24. Highlands hillside

26. Former GM product

27. Gave out

28. Immersed, in a way

29. Persist, e.g.

30. Fly high

33. Advocate

34. Your of yore

36. Data

37. Tilt

39. Equal

40. Ask

43. Long-range shooters

45. Old-style photo

47. Escaped, in a way

49. Makeup artist?

50. Carpentry tool

51. Aromatic compound

52. Parenting challenges

53. Enter

56. Choice list

58. Brawl

59. A partner to, so to speak

60. Indian mecca

63. They follow "las"