1: Hansom vehicle

4: Centers of activity

8: Bread pieces, to fondue

12: Summoned

13: Test choice

14: Distinctive atmospheres

16: Obnoxious

17: CEO, CFO, etc.

18: 'Well done!'

19: For ___ the marbles

20: Tap output

21: Hole punch

23: American voters before 1920

24: Length of yarn

26: Links tee

28: Scandinavian rug

30: Dot follower

32: Finder's cries

36: Criticism

39: Food, informally

41: Dark suds

42: Bagel topper

43: Actress Struthers

45: Winner at Caesar's palace?

46: Listen to

48: Flower holder

49: Where oysters grow

50: Give up

51: 'Sure thing!'

52: 'Don't give up!'

54: Opposite of paleo-

56: Annoying ones

60: Speed meas.

63: Bar

65: 'I wonder...'

67: Navigator's need

68: Destroy by degrees

70: On vacation, perhaps

72: The Sail (southern constellation)

73: Spirit in a bottle

74: Hit high in the air

75: Sentry's shout

76: Wooden pins

77: It may bite your shorts

78: Small one

1: Bathtub sealant

2: Confuse

3: Apiary occupant

4: WWW programming code

5: Strongly advise

6: Bleacher creature?

7: Words with precedent

8: Deli counter fish

9: '___ Town'

10: British baby buggy

11: Conserve

12: Lingerie buys

15: George W. Bush, to George H.W. Bush

20: Whichever

22: Secretary's stat

25: Tick off

27: Debatable gift

29: Rm. coolers

30: Carbonated drinks

31: Night birds

33: Raise, as an anchor

34: LSD, informally

35: Goes downhill fast?

36: Fluffy mass

37: Earring spot

38: Fired

40: Give birth to

44: In the time left

47: Craving

49: Tournament exemption

51: Not the other guy

53: LP measure

55: Olympic weapons

57: Character assault

58: Add up

59: Tiff

60: Actress Ryan

61: Warm up, for short

62: Use a whetstone

64: Aromatic salve

65: Dagger handle

66: Legend

69: Do some research

71: Seek favor with

72: Channels 2-14