That took me a long time, I kind of got bored while doing it so I ended up just randomly placed albums in order. I tried to put a minimum amount of albums per artist (apart from certain bands). I'm still sure I've forgotten someone big. Oh and Linkin Park is there for sentimental purposes.
Enough with the rambling :P
1-Radiohead- Kid A
2-The Who- Tommy
3-Pink Floyd- The Dark Side of the Moon
4-The Beatles- Abbey Road
5-Radiohead- OK Computer
6-Explosions In The Sky- The Earth Is Not A Cold Dead Place
7-Pink Floyd- Wish You Were Here
8- The Who- Quadrophenia
9-The Beatles- Rubber Soul
10-Godspeed You! Black Emperor- Lift Yr. Skinny Fists Like Antennas To Heaven
11-Radiohead- Hail To The Thief
12-Explosions In The Sky- Those Who Tell The Truth Shall Die, Those Who Tell The Truth Shall Live Forever
13-The Decemberists- Her Majesty The Decemberists
14-Pulp- Different Class
15-R.E.M-Automatic For The People
16-The Arcade Fire- Funeral
17-Radiohead-Amnesiac
18-Sigur Ros- ()
19-The Beatles- The White Album
20-Miles Davis- Kind of Blue
21-Ludwig Von Beethoven- Fifth Symphony
22-British Sea Power- The Decline of British Sea Power
23-Coldplay- A Rush of Blood to The Head
24-Explosions In The Sky- All of a Sudden, I Miss Everyone
25-Nirvana- Nevermind
26-Pink Floyd- Meddle
27-The Who- Who’s Next?
28-Oasis- Definitely Maybe
29-Ray Charles- The Genius of Ray Charles
30-Muse- Absolution
31-Bob Dylan- Highway 66 Revisited
32- Eluvium- Copia
33-Jeff Buckley- Grace
34-The Arcade Fire- Neon Bible
35-Radiohead- The Bends
36-Godspeed You! Black Emperor- F#A#Infinity
37-The Beatles- Sergeant Peppers Lonely Hearts Band
38-Mogwai- Young Team
39-Yndi Halda- Enjoy Eternal Bliss
40-Oasis- What’s The Story (Morning Glory) ?
41-Iron Maiden- Number of The Beast
42- Rage Against The Machine- The Battle of Los Angeles
43-Thelonius Monk- Criss Cross
44-Modest Mouse- The Moon & Antarctica
45-Pink Floyd-The Wall
46-Mogwai- Happy Songs for Happy People
47-The Decemberists- Castaways & Cutouts
48-The Beatles- Revolver
49-Miles Davis- Sketches of Spain
50-Bob Dylan- The Freewheelin Bob Dylan
51-System Of A Down- Toxicity
52-Eliott Smith- XO
53-Sigur Ros- Takk
54-M83- Dead Cities, Red Seas and Lost Souls
55-Godspeed You! Black Emperor- Yanqui U.X.O
56-Four Tet- Rounds
57-R.E.M-Out of Time
58-Bob Dylan- The Times They Are a-Changin
59-The Who- My Generation
60-Blur- Blur
61-Nirvana- In Utero
62-Led Zeppelin- Led Zeppelin IV
63-Muse-Origin of Symmetry
64-Do Make Say Think-Winter Hymn Country Hymn Secret Hymn
65-Antonio Vivaldi-The Four Seasons
66-Neil Young-After The Gold Rush
67-British Sea Power- Open Season
68-Pink Floyd- Animals
69-System Of A Down- System Of A Down
70-Mum- Yesterday Was Dramatic, Today Is Ok
71-Elliot Smith- Figure 8
72-James Newton Howard- Batman Begins OST
73-Frank Sinatra- Songs for Young Lovers
74-Modest Mouse-Good News for People Who Love Bad News
75-Radiohead-Pablo Honey
76-A Silver Mt. Zion-He Has Left Us Alone, But Shafts of Light Sometimes Grace The Corner of Our Rooms
77- John Lennon- Imagine
78-The Clash- London Calling
79-Foo Fighters- Foo Fighters
80-Eluvium- Talk Amongst The Trees
81-Duke Ellington-...And His Mother Called Him Bill
82-Do Make Say Think- &Yet &Yet
83-Metallica- The Black Album
84-Coldplay-Parachutes
85-Souad Massi- Raoui
86-Rage Against The Machine-Rage Against The Machine
87-Okkervil River-Black Sheep Boy
88-Ludwig Von Beethoven- Seventh Symphony
89-System Of A Down-Steal This Album!
90-John Coltrane-Impressions
91-Im From Barcelona-Let Me Introduce My Friends
92-Guns N Roses- Appetite For Destruction
93-M83-M83
94-Yann Tiersen-Le Fabuleux Distin D Amlie Poulin OST
95-...And You Will Know Us By The Trail Of Dead- Source Tags & Codes
96-Muse- Showbiz
97-Travis- 12 Memories
98-David Gilmour- On An Island
99-Placebo-Sleeping With Ghosts
100-Linkin Park-Hybrid Theory