1. A network of horizontal and vertical lines
5. Mousse
8. Fathers
12. Travelled on horseback
13. Honorable
15. Freudian stage
16. To the windward side
17. A region of Asia Minor
18. British Thermal Unit
19. Feeling disheartened
22. Doctrine
23. Flightless bird
24. Snake-like fishes
26. 90
29. Not awake
31. Bowler, derby or cap, for example
32. Approaches
34. A pariah
36. A type of wading bird
38. Extent
40. Remain
41. Cash
43. Villains
45. Frozen water
46. Sorrowful through loss
48. Subtlety
50. Charge per unit
51. Anagram of "And"
52. A mountain on Crete
54. Impossible to be divided
61. Focussing glass
63. Hyrax
64. Glance
65. Newts
66. Jargon
67. Gaelic
68. Portico or terrace
69. Scottish for "Uncle"
70. Accomplishment
2. Part portrayed
3. Mid-month days
4. Become deeper
5. Morally admirable
6. Sea eagle
7. Placed in a resting position
8. A light touch or stroke
9. Free of germs
10. Anagram of "Dash"
11. An area of inferior living conditions
13. 60 in an hour
14. Shoestrings
21. Shout
25. Sediment from fermentation
26. A wealthy man
27. Wanderers
28. A luxurious sailing boat
29. A type of poplar tree
30. Tranquility
31. Not her
33. Fish eggs
35. Whiskey
37. Body plasmas
39. Avoiding
44. French for "Without"
47. Looks after oneself
49. Fastened with a hammer
52. Holly
53. Challenge
55. Valley
56. Muslim prayer leader
57. Weathercock
58. Drill
59. Be defeated
60. Supplemented with difficulty
62. Supersonic transport