according to RS. who should know.

I don't know if these are ranked 1-40 or 40-1 or not at all.

The Doors - The Doors
Donovan - Mellow Yellow
The Rolling Stones - Between the Buttons
The Byrds - Younger than Yesterday
Jefferson Airplane - Surrealistic Pillow
Otis & Carla - King & Queen
Aretha Franklin - I Never Loved a Man the Way I Love You
Grateful Dead - Grateful Dead
The Velvet Underground - The Velvet Underground
Country Joe & the Fish - Electric Music for the Mind and Body
Howard Tate - Get It While You Can
The Rolling Stones - Flowers
Moby Grape - Moby Grape
The Beatles - Sgt Pepper
The Hollies - Evolution
James Brown - Cold Sweat
Pink Floyd - The Piper at the Gates of Dawn
Big Brother and the Holding Company - Big Brother and the Holding Company
Jimi Hendrix Experience - Are You Experienced?
Arlo Guthrie - Alice's Restaurant
Procol Harum - Procol Harum
The Beach Boys - Smiley Smile
Tim Buckley - Goodbye and Hello
The Kinks - Something Else by the Kinks
The Doors - Strange Days
Van Morrison - Blowin' Your Mind
Dionne Warwick - Golden Hits Part I
The Serpent Power - The Serpent Power
Cream - Disraeli Gears
Buffalo Spingfield - Buffalo Springfield Again
Jefferson Airplane - After Bathing at Baxter's
The Beatles - Magical Mystery Tour
The Moody Blues - Days of Future Passed
Love - Forever Changes
The 13th Floor Elevators - Easter Everywhere
The Beach Boys - Wild Honey
The Jimi Hendrix Experience - Axis: Bold as Love
Bob Dylan - John Wesley Harding
Mississippi John Hurt - The Immortal
The Who - The Who Sell Out