1: Urban blight

6: American, in Ireland

10: Tree fluid

13: Mountaintop homes

15: Fluish feeling

16: Old hand

17: Taper

18: Long-horned grasshoppers

20: Most furtive

22: Embroidery loop

23: Chalice mates

25: They're opposite points

27: Came across

28: Sales staff members

30: Pindar product

31: Cuts

33: ___ facto

35: Starts of sneezes

38: In bad humor

39: Uncovered

40: Word before opera or dish

42: Bio class setting

43: Sparkle

44: Enthusiasm

45: It may be passed on the Hill

47: A runner may break it

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

50: Savings account gain

54: More lemony

56: Pulls behind

57: Ax to grind, so to speak

59: Droning, as a voice

61: Labelled

65: Aardvark's tidbit

66: Where cookies might crumble

67: Like Thurston Howell III

68: Opposite of paleo-

69: Naval post?

70: Go over

1: Pouch in the body

2: Grassland

3: Ossuary

4: Center

5: Some eBay users

6: Ties up the phone

7: Tiny type size

8: Kook

9: It's at your fingertips

10: Clove or cinnamon

11: Zeal

12: Stations

14: Historic river of Paris

19: CDC member?

21: Observation

23: June birthstone

24: Well-lit lobbies

26: Crucifix

27: EPA computation

29: Jack of nursery rhyme

32: Economic warfare stratagem

34: Organization limited to 100 members

36: Buttermilk, to Dale Evans

37: Relish

39: Word before blocker or testing

41: Cygnet's mother

44: Green

46: Made-to-order

48: Bottoms

50: Jingle writer, perhaps

51: Old witch

52: 'Inferno' division

53: Freeway divisions

55: Fifer's drum

58: Lady's man

60: Some gametes

62: Constricting snake

63: List abbr.

64: Stain, as a fabric