JONI MITCHELL Mingus (1979 Japanese 11-track white label promo sample vinyl LP where Joni sets her lyrics to the music of Charles Mingus, aided & abetted by Jaco Pastorius, Wayne Shorter, Herbie Hancock, Pete Erskine, Don Alias & Emil Richards, including fold-out Japanese insert, gatefold picture sleeve with lyrics inside & discography obi-strip P-10626Y)