Across

1. Grave marker

6. Eat

10. Midmonth date

14. Trimmed

15. Arab chieftain

16. Tidy

17. Lengthways

18. Italian for “Wine”

19. Devil tree

20. Demoralized

22. Anagram of “Dice”

23. South American weapon

24. Ancient ascetic

26. Iridescent gem

30. Frequently, in poetry

31. Dab

32. Western tie

33. Perishes

35. Parts portrayed

39. Sickness

41. A part of a broadcast serial

43. Trifled (with)

44. German for “Mister”

46. Type of sword

47. 54 in Roman numerals

49. 56 in Roman numerals

50. Lairs

51. Arouse

54. Purposes

56. Low-fat

57. Organized

63. Stake

64. Ballet attire

65. Any compound of oxygen

66. Pesky insects

67. Corrosive

68. Staggers

69. Not nights

70. Shoestring

71. S S S S

Down

1. WW1 plane

2. Cab

3. Anagram of “Sire”

4. Jump

5. Improvise

6. Manta ray

7. Mimic

8. 3 times 3

9. Worn away

10. Disinclined

11. Defrost

12. Consumed

13. Ancient Greek unit of length

21. Crucifixes

25. Indian dress

26. Death notice

27. Game on horseback

28. Partner

29. Solitariness

34. Slavery

36. Easy gait

37. Biblical garden

38. Views

40. Modify

42. Choice

45. Stretchable

48. Virginal

51. African antelope

52. Hospitality to strangers (Ancient Greece)

53. Bitchy

55. A cloud of fine particles

58. Cassava

59. Chopping tools

60. Fastens

61. Doing nothing

62. To tax or access