6. Second mo.

9. Wild guess

13. Ottoman Empire bigwig

14. Unit of length of yarn

15. *Rock collector's pick-up

16. Blockbuster starring Sigourney Weaver

17. "____ the President's Men"

18. Lively

19. *Bibliophile's pastime

21. *Knit or purl

23. Sigma Alpha Epsilon

24. *Birdwatching site

25. Prohibit

28. *Coin collectors amass it

30. Red Sea nation

34. ____ Andrews, sportscaster

36. ____meter or ____scope

38. Caterpillar hairs

40. Cogito ____ sum

41. *Collector's item to a philatelist

43. One of deadly sins

44. Respected Hindu

46. Boris Godunov, e.g.

47. Buenos ____

48. Spaghetti ____

50. In a frenzy

52. Actor Stallone

53. Quiet time

55. Lamb's mother

57. *Crossword, e.g.

60. *Hobbyist, technically

64. East Asia country, pre-1945

65. Grass bristle

67. Cagey

68. Abraham's sacrifice

69. Be a witness

70. "Siddhartha" author

71. "Don's ask, don't ____"

72. Shape with an ax

73. Domains

1. Practice in the ring

2. Opposite of sun-kissed

3. Most populous continent

4. Storage place, pl.

5. "Flashdance" song

6. *Vexillology subject

7. Underwater electricity generator

8. *Model-builder's wood

9. Let it stand, to proofreader

10. Cleopatra's necklace

11. Egyptian hieroglyph for "life"

12. Turkish title of respect

15. Kerri Walsh's moves

20. Some tides

22. "___ your hand at..."

24. ____ verb, like "ask around"

25. *What an apiarist likes

26. Woven wall hanging

27. *When backyard astronomers gaze

29. Cobblestone

31. Mix together

32. Tiny purses

33. Like Flonase

35. Type of film

37. Mosque V.I.P.

39. *Crafters' e-outlet

42. Preface

45. Novelist Honoré de ____

49. 1/100 of afghani

51. Zambian or Malawian money

54. Fido's restraint

56. Olden day anesthetic

57. Assume a posture

58. Russian mountain range

59. Eagerness

60. Again

61. Alleviate

62. Celestial bear

63. Whiskey grain, pl.

64. *Model-builder's purchase

66. Diminutive