Every Beatles record..

Plus, here are some that may not end up in the comments.

The Zombies - Odessey and Oracle

The Kinks - Arthur or the Decline and Fall of the British Empire

Harry Nilsson - Pussycats

Television - Marquee Moon

Yoko Ono - Approximately Infinite Universe 

10cc - Sheet Music

Supertramp - Breakfast in America

Sparks - Kimono My House

Roy Orbison - In Dreams

The Byrds - Sweethearts of the Rodeo

XTC - Skylarking

Emitt Rhodes - Recordings 1969-1973

Buddy Holly - S/T 

Bob Dylan - Planet Waves

Electric Light Orchestra - Out of the Blue