‘Magnification’ album artwork. (Mercury Studios)Yes has announced a half-speed remaster of the band’s 2001 album, Magnification. The set will be released on Sept. 18 as a two-LP vinyl set and limited-edition cassette. Magnification marked the 19th Yes album, and their first recorded as a four-piece and without a dedicated keyboardist. Anderson left Yes in 2004, making Magnification his final album with the band.