Here are the A N S W E R S

1. National, leased from Pan American
2. Eastern Airlines
3. AA, BN, CO, EA, NW, PA, TW, UA
4. Eastern
5. 1970
6. Braniff, Continental, Delta, Eastern, National
7. Western
8. Air Florida, America West, People Express, Continental
9. Air West, North Central and Southern
10. Northeast
11. Eastern
12. United
13. TWA
14. Piedmont
15. American, Allegheny and Braniff
16. Pacific Express, Britt Air, Florida Express, Air Wisconsin, Mohawk, Air Illinois
17. United
18. American
19. 1982, United
20. American, Braniff, Eastern, Northwest, Reeve Aleutian, PSA, Air Florida, Air California
21. Northeast
22. Eastern, Delta, TWA, Hawaiian, ATA, Pan Am, United
23. Northwest
24. Delta, Pan Am
25. American
26. American, Continental, Eastern, Pan American, Carnival, Northeast International
27. Eastern
28. American, Alaska, Northeast
29. Mexicana
30. American
31. Pacific, Bonanza & West Coast
32. Braniff, Delta, Eastern, National, Northwest, Pan American, United
33. Braniff, Hawaiian, United
34. Western
35. American
36. Trans Texas Airways
37. DC-9-10
38. Mid-Pacific Airlines
39. New York Air (DC-9), Air Atlanta (727), Reno Air (DC-9), Miami Air (737), Aspen Airways
40. Air Florida, Air California, Air Wisconsin, Texas International, Alaska Airlines, Air Illinois
41. MGM Grand Air
42. Delta, Northeast, TWA, Alaska
43. Alaska, Northwest, Pacific Northern, Western
44. Continental
45. Braniff
46. Delta
47. Western
48. Continental, Delta, Eastern, Northwest, TWA
49. Allegheny, Bonanza, West Coast, Hughes Air West, Ozark, Southern, Air California, Air Florida, Texas International, Midway, Hawaiian, Sunworld International, Midwest Express, Best
50. Northwest
51. Hughes Airwest
52. Western
53. Northwest
54. Ozark
55. Frontier
56. Western
57. Allegheny
58. TWA
59. Western
60. Alaska
61. American
62. National
63. 727-200
64. Herman
65. Northeast and Alaska
66. United
67. PSA
68. Pan American
69. Braniff
70. Delta, Hawaiian, ATA, TWA