Updated list (I only used one album per artist, otherwise this could go on forever)
:
1. U2-The Joshua Tree
2. Beck-Sea Change
3. The Flaming Lips-The Soft Bulletin
4. Neutral Milk Hotel-In the Aeroplane Over the Sea
5. The Police-Synchronicity
6. Radiohead-The Bends
7. Weezer-Pinkerton
8. The Gaslight Anthem-The '59 Sound
9. The Shins-Wincing the Night Away
10. R.E.M.-Fables of the Reconstruction
11. Nada Surf-The Weight Is a Gift
12. Counting Crows-Recovering the Satellites
13. Foo Fighters-There Is Noting Left to Lose
14. The Killers-Sam's Town
15. The Clash-London Calling
16. Bob Dylan-Blood on the Tracks
17. Coldplay-Viva La Vida or Death and All His Friends
18. The Decemberists-The Crane Wife
19. The National-High Violet
20. Elvis Costello-All This Useless Beauty
21. Switchfoot-New Way to Be Human
22. Sonic Youth-Daydream Nation
23. The Smiths-The Queen Is Dead
24. The Hold Steady-Stay Positive
25. Interpol-Turn on the Bright Lights
26. Noah and the Whale-The First Days of Spring
27. Arctic Monkeys-Suck It and See
28. They Might Be Giants-Apollo 18
29. Keane-Under the Iron Sea
30. Death Cab for Cutie-Transatlanticism
31. Phoenix-It's Never Been Like That
32. Barenaked Ladies-Maroon
33. TV on the Radio-Dear Science
34. Arcade Fire-Neon Bible
35. Yeah Yeah Yeahs-Show Your Bones
36. Bjork-Vespertine
37. Bloc Party-Silent Alarm
38. Snow Patrol-Final Straw
39. My Morning Jacket-Z
40. The White Stripes-Get Behind Me Satan
41. Editors-An End Has a Start
42. Steven Page-Page One
43. Starflyer 59-Leave Here a Stranger
44. Tom Petty & the Heartbreakers-Damn the Torpedoes
45. Vampire Weekend-Contra
46. Two Door Cinema Club-Beacon
47. Plankeye-Strange Exchange
48. Oasis-(What's the Story) Morning Story?
49. Metric-Synthetica
50. MGMT-Congratulations
51. The Joy Formidable-The Big Roar
52. Matthew Sweet-Girlfriend
53. Fleet Foxes-Self Titled
54. Devo-Freedom of Choice
55. Beastie Boys-Licensed to Ill
56. The Juliana Theory-Emotion Is Dead
57. Miles Davis-Kind of Blue
58. Mumford & Sons-Sigh No More
59. The Dave Brubeck Quartet-Time Out
60. Ramones-Rocket to Russia
61. Spoon-Ga Ga Ga Ga Ga
62. Talking Heads-Remain in Light
63. Tegan & Sara-The Con
64. The Secret Machines-Now Here Is Nowhere
65. Modest Mouse-Good News for People Who Love Bad News
66. Florence + the Machine-Ceremonials
67. Franz Ferdinand-Self Titled
68. Cold War Kids-Mine Is Yours
69. Ben Folds-Rockin' the Suburbs
70. Elbow-Build a Rocket Boys!