1: Timber wolves

6: Punch spiker

11: Two-piece piece

14: Wide-open

15: Little egg

16: Not the other guy

17: Where Tris Speaker performed

19: Summer coat?

20: Barrel of suds

21: Braille markings

22: Spy

24: Not masc.

25: Screen-measuring unit

27: SWAT team specialists

33: Quartz varieties

34: Off the mark

35: Vintners' vessels

37: Romance novelist Victoria

38: Carp

39: Waiter's tote

40: Symbol of stubbornness

41: Harbinger

42: Flies high

43: Mottled inlay material

46: Geological time periods

47: Suffers from

48: South African plain

51: Pillow cover

53: Electrical unit

56: Original sinner

57: Sorted alphabetically (like this puzzle's clues)

61: Tenth wedding anniversary gift

62: True to the cause

63: Mother-of-pearl

64: Trite

65: Stimulate the economy

66: Trades

1: Be without

2: Type of arch

3: Firecracker sound

4: Choose

5: Tournament directors, at times

6: Hit high in the air

7: Dollar competitor

8: Stick on a table

9: Building wing

10: Change for the better

11: Memory morsel

12: Horse color

13: Your father's sister

18: Play like a puppy

23: Run-down urban areas (Var.)

24: Took a trip

25: Element extracted from kelp

26: Caroling song

27: Pontificate

28: Hunt holler

29: Wise guys?

30: Skin rash

31: Of the countryside

32: Traffic problem

33: Electrical unit

36: Methodology (abbr.)

38: Ring-tailed critter

42: Revered tribal members

44: Utterly destroys, as an automobile

45: Roe source

48: Put the kibosh on

49: 'Touch of ___' (Welles film)

50: Impart temporarily

51: Read quickly

52: Believed

53: Isinglass

54: Glissando instrument

55: Kind of column

58: Go, with 'on down'

59: Spot

60: Brutally frank