1. __ vincit omnia
2. [That's kinda funny]
3. WWII White House dog
4. Work on a novel
5. Woman's name meaning 'white'
6. Where many strikes are called
7. What's found in central Arizona?
8. Wetlands grasses
9. Waiter at a stand
10. Very, in Vienna
11. Vacant look?
12. Upset, with 'over'
13. Until now
14. Toondom's Phineas, to Ferb
15. Thin coating
16. Talked big
17. System of thought
18. Sylvester's genus
19. Subtle come-on, perhaps
20. Strauss' '__ Heldenleben'
21. St. Petersburg's river
22. Space bar neighbor
23. Sonic employees
24. Smooth, perhaps
25. Shrinking section at Barnes & Noble
26. Show wonder
27. See 22-Down
28. Ruff stuff
29. Romaine relative
30. Retirement party remark ... or a homophonic hint to four long Across answers
31. Reproductive cells
32. Radius, e.g
33. Place of rapid growth
34. P replacers, in some lineups
35. Not quite right
36. National alternative
37. Muffin go-with
38. Miscellany
39. Mining supply
40. Michael of 'Arrested Development'
41. Lots
42. Like the edges of some mirrors
43. Legwear for air travelers?
44. LAX stat
45. Lacking
46. Johnson & Johnson brand
47. Hard-working 'little' folk tale critter
48. Geisha accessory
49. Forum language
50. Fishing spot for vacationing Londoners?
51. Epps of 'House'
52. Email attachment
53. Earth-moving tool
54. E. Berlin's land
55. Dodge City-to-Topeka dir
56. Court action
57. Computer conveniences
58. Carpenter's array
59. Byrnes of '50s-'60s TV
60. Bonn : König :: Lisbon : __
61. Bit of wit
62. Beat the buzzer, say
63. Anatomical rings in irises
64. After 'Our' and with 54-Down, title for the Virgin Mary based on an 1871 apparition
65. African city on the Mediterranean
66. Access requirements
67. 007 returning from assignment?
68. '¿Qué __?'
69. '__ you done yet?'
70. 'The Great Escape' setting
71. 'It tolls for thee' poet
72. 'Carmina Burana' performers
73. '30 Rock' network
74. '... __ quit!'