This 4-disc career retrospective contains two thirds of their songs, including a few rarities ("Hey Hey What Can I Do," "Traveling Riverside Blues" and "White Summer/Black Mountain Side") for a total of 54 tracks. Digital remastering was done by Jimmy Page and George Marino. All the tracks were personally selected and sequenced by Page along with Robert Plant and John Paul Jones. The box set also contains a deluxe 36-page booklet with essays by Cameron Crowe, Kurt Loder and Robert Palmer, a discography and many color photos. Most of the tracks are remastered from the original master tapes.