Their names and credits are largely ignored by the general public.
Respect is due : )
Enjoy these jewels.
Note: This post will be expanded with new pictures every so often.

David Bowie - 1973 - Aladdin Sane © Brian Duffy

Iggy & The Stooges - 1973 - Raw Power © Mick Rock

Prince - 1987 - Sign O' The Times © Jeff Katz

PJ Harvey - 1993 - Rid of Me © Maria Mochnacz

Bob Dylan - 1965 - Bringing It All Back Home © Daniel Kramer

Pink Floyd - 1967 - The Piper At The Gates of Dawn © Vic Singh

Roxy Music - 1974 - Country Life © Eric Boman

Patti Smith - 1975 - Horses © Robert Mapplethorpe

The Rolling Stones - 1967 - Between The Buttons © Gered Mankowitz

Depeche Mode - 1982 - A Broken Frame © Brian Griffin

Pixies - 1988 - Surfer Rosa © Simon Larbalestier

Miles Davis - 1959 - Kind of Blue © Jay Maisel

New Order - 2001 - Get Ready © Juergen Teller

The Who - 1971 - Who's Next © Ethan Russell

Jane's Addiction - 1988 - Nothing's Shocking © Perry Farrell

Placebo - 2003 - Sleeping With Ghosts © Jean Baptiste Mondino

The Beatles - 1969 - Abbey Road © Iain McMillan

Blind Faith - 1969 - Blind Faith © Bob Seidemann

Joy Division - 1980 - Closer © Demetrio Paernio

Bauhaus - 1980 - In The Flat Field © Duane Michals

Yoko Ono / John Lennon - 1968 - Unfinished Music No. 1: Two Virgins © John Lennon

Lenny Kravitz - 1991 - Mama Said © James Colderaro

New Order - 1986 - Brotherhood © Peter Saville

Pink Floyd - 1969 - Ummagumma © Aubrey Powell + Storm Thorgerson

Sonic Youth - 1986 - Evol © Richard Kern

Lenny Kravitz - 1995 - Circus © Ruven Afanador

The Beatles - 1967 - Sgt. Pepper's Lonely Hearts Club Band © Michael Cooper

Bill Evans / Jim Hall - 1962 - Undercurrent © Toni Frissell

The Jimi Hendrix Experience - 1967 - Are You Experienced © Karl Ferris