1. Missouri paper, briefly
2. Copyright relative
3. Long-armed redheads
4. First recipient of Mark Twain Prize for American Humor
5. Hessian pronoun
6. Second-rate versifier
7. Firm
8. Believer in the clockwork universe theory
9. Insurance co. workers
10. Packing gp.?
11. Colt handler
12. Lesser "Seinfeld" role played by Len Lesser
13. Most unyielding
18. In a way that tests patience
19. Ways around: abbr.
25. Pile up
28. Shadoofs raise water from it
29. Arrive down the aisles
30. Some schools, briefly
31. Freshen
32. __ day delivery
33. British island in the S. Atlantic
34. Factory blends`
35. They're a notch below the Bigs
38. "Good night, sweet prince" speaker
41. Corrida opponent
42. Low tie
43. Fatherly advice?
45. __ Robbins, co-lyricist of the #1 "Rocky" theme song "Gonna Fly Now"
46. Thanksgiving meal
48. Against a thing, at law
50. Judicial taboo
53. "So many __, so little time": Mae West
54. Ref. work begun by the London Philological Society