1: ___-relief

4: Greatest amount

8: Eyes

12: Spy spying on a spy

13: Game on horseback

14: Like the best flushes

16: Drive train element

17: Campbell of country music

18: ___ voce

19: Brings up

21: Tributes in verse

23: Bump into

24: 'Don't give up!'

25: Bad reviews

27: Major rte.

29: Keg tap

30: Take to court

31: Liable

34: Threadlike part

37: Word with print or point

38: Opposite of paleo-

39: Owl's utterance

40: '___ appétit!'

41: Write-off

42: Band blaster

43: Lavish party

45: Thick-skinned creatures

47: 'Golly!'

48: In need of fuel

49: South Beach, e.g.

50: Burger roll

51: Conjurer

52: Supplied

55: Stable mate

58: Position

60: Type of queen

62: Puts out

64: Enthusiastic

66: '___ Cowgirls Get the Blues'

67: Bullriding venue

68: 'Goddess' of the opera, literally

69: Bulletin board material

70: Sushi wrap

71: Appear

72: Unproductive

1: One who works on canvas

2: Put to rest

3: Person of vision

4: EPA computation

5: Type of tea

6: Iditarod entries

7: Musical pitch

8: Surgery sites, briefly

9: Spacious

10: Memory morsel

11: Stuff to the gills

12: Gas station store

15: Auction offering

20: Created a web site?

22: Cold-shoulder

26: 'Not only that ...'

28: Itty-bitty

29: Take one's cuts

30: Confession topic

31: In the near future

32: Colombian coin

33: Have a fling?

34: Layered haircut

35: Heavy book

36: Lassoer's cord

37: Dr. No, to Bond

40: Incidentally, in Netspeak

41: Like cherries jubilee

43: Winter ailment

44: Geological time periods

45: Trucker's ride

46: Give attention

49: Latin case

50: Kind of nut in 'South Pacific'

51: Date destination

52: Act of kindness

53: Nail file material

54: Miserably moist

55: Debussy's 'La ___'

56: All over the place

57: Bridle path excursion

59: Hippies' homes

61: Shipping dept. stamp

63: Absorb, with 'up'

65: Block up