LED ZEPPELIN Physical Graffiti (2008 Japanese exclusive limited edition digitally remastered 15-track 2-disc SHM-CD [Super High Material CD - playable on all CD players] album set originally released in 1975 superbly presented in miniLP-style card slipcase with inner sleeves Swan Song discs Japanese/English lyric booklet & replica wraparound top obi-strip still in the SHM-CD stickered re-sealable bag!) The SHM-CD [Super High Material CD] format features enhanced audio quality through the use of a special polycarbonate plastic. Using a process developed by JVC and Universal Music Japan discovered through the joint companies research into LCD display man