1: Bananas, nuts, or crackers

4: Sworn statement

8: Bite

12: Wise man

13: Tour de force

14: Dog-___

16: Seed covering

17: Hang decorations on

18: Obsolete repro

19: Duck

21: Friend

23: Responds correctly on 'Jeopardy!'

24: Archery bow wood

25: Goes bad

27: Trite

29: Spelunker's milieu

30: Status ___

31: Wood-dressing tool

34: Rock layers

37: Short and not so sweet

38: Tournament exemption

39: Put ammo into

40: ___ alai

41: Transmit

42: Not right

43: Loud sound

45: Hip sunglasses

47: Call's counterpart

48: Crone

49: Wheedle

50: Madame of the sty

51: Corn containers, in Cornwall

52: Baby bear

55: Application form blank

58: Feature of Karloff's Frankenstein monster

60: Air Force One, for one

62: Rolex rival

64: Foot part

66: LSD, informally

67: Like some keys

68: Gaucho's cattle catcher

69: Butter units

70: Twilight time

71: Tobacco pipe part

72: Szechuan sauce source

1: Purple shade

2: Lit up

3: Home of heroes?

4: Many a time

5: Fizzify

6: Top hat accompaniment

7: WWW programming code

8: Amethyst or tourmaline

9: Water sprite

10: Provides weapons to

11: Calendar period

12: Old-fashioned conveyance

15: Fancy affairs

20: 'Blast!'

22: Thy, nowadays

26: Some gametes

28: Auction offering

29: Lowlife

30: On the ___ vive

31: All tucked in

32: Unit of force

33: Eton alphabet enders

34: Sow's sustenance

35: Vegan's staple

36: Piece of water sport equipment

37: Video recorder, for short

40: Classic sports car, informally

41: Jazz instrument, briefly

43: 'Quadrophenia' band, with 'The'

44: Hems partner

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

46: Door clasp

49: Clique

50: Western lilies

51: Fortuneteller's deck

52: Chocolate source

53: Baha'i principle

54: Where oysters grow

55: Nice handle

56: In the thick of

57: Maître d's offering

59: Airport vehicles

61: Drinks like a dog

63: First zoo?

65: Noah's second son