1: Band boxes?

5: Quickly

10: Isinglass

14: Eeyore's friend

15: Brown pigment

16: Course of action

17: Happy cat's sound

18: Garment that can make you perspire

20: Not thinking well

22: Potter's purchase

23: Had a bite

24: Hour div.

25: Sisters' daughters

27: Scalawag's confederate

33: Have markers out

34: English class concern

35: Rapid transits?

39: One way to travel

41: Barbie's ex-beau

42: Ruing the run, perhaps

43: Force units

45: 'Come on in'

48: Wedding page word

49: One who knows the score

52: High beam?

55: Muhammad Ali a.k.a. 'The Louisville ___'

56: Building wing

57: Points

60: Dialects of a region

64: What the letter C is?

67: Leaping insect

68: Knock preceder

69: Hibernation locales

70: Loafer inserts

71: Tiniest protest

72: Twill weave

73: Farm team neckwear

1: PC software

2: Pout

3: X-rated material

4: Scampi requirement

5: Goes for

6: 'Treasure Island' pirate

7: Fossey's focus

8: 'I'm history!'

9: Taking a lunch break, e.g.

10: Speed meas.

11: Of the hipbone

12: Nice menu

13: Chips in a chip

19: More duplicitous

21: Stead

26: Segments of history

27: Line

28: On vacation, perhaps

29: Curb

30: 'Sweet Love' singer Anita

31: Spy

32: Decent chaps

36: Type type

37: Family follower?

38: Person of vision

40: For fear that

44: Exhausted

46: It may leave you in the dark

47: Midnight trip to the fridge

50: Bay windows

51: Smartly dressed

52: Summarize

53: Flying solo

54: Mozart's 'The Magic ___'

58: Scottish hillside

59: Recipe direction

61: Table spread

62: Humble

63: Stuff to the gills

65: Touch of winter

66: Ending of many WWW addresses