Although Joni Mitchell’s late-1960s and early-’70s albums were her most commercially successful, the singer-songwriter’s jazzier turn in the late 1970s saw the release of some of her most musically adventurous material. On April 30, Mitchell and Rhino Records announced the upcoming release of box set The Asylum Albums (1976-1980), which will package remastered versions of Hejira, Don Juan’s Reckless Daughter, Mingus and Shadows and Light. The set will be available on June 21 in 6LP and 5CD packages, featuring a painting by Mitchell as the cover art. The set also features liner notes penned by …