Box Set 　　The King of Rock 'n' Roll: The Complete 50s Masters is a box set five-disc compilation of the complete known studio master recordings by Elvis Presley during the decade of the 1950s, released in 1992, RCA 66050-2. It peaked at #159 on the album chart. In its initial format as a long box issue, it included a set of collectible stamps duplicating the record jackets from every LP, everysingle that had a picture sleeve, and most of the EP releases, on RCA Records. It also includes a booklet with an extensivesessionography, discography, and lengthy essay by Peter Guralnick. It was certified Gold on 7 August 1992, Platinum on 20 November 1992 and two-times Platinum on 30 July 2002 by the RIAA.