Rahsaan Roland Kirk and the Gil Evans Orchestra - "Theme For The Eulipions"

Recorded October 30, 1976 at Westfalenhalle in Dortmund, Germany, featuring Rahsaan Roland Kirk (saxophones, flutes, manzello, stritch, whistles, etc.), Gil Evans (piano, electric piano, conductor, arranger), Jon Faddis (trumpet), Lew Soloff (trumpet, flugelhorn), Janice Robertson (flute, trombone), John Clark (French horn), Bob Stewart (tuba), George Adams (tenor sax), Pete Levin (keyboards), Van Manacas (guitar), Mike Richmond (bass), and Sue Evans (drums).

Rahsaan Roland Kirk on Wikipedia
Gil Evans on Wikipedia

Gil Evans Orchestra - Live in Barcelona

Recorded ca. 1970s in Barcelona, Spain, featuring Gil Evans (electric piano); Jon Faddis and Lew Soloff (trumpets); George Adams (tenor sax); John Clark (French horn); Gil Goldstein (synthesizers); Mike Richmond (bass); and Sue Evans (drums).

Gil Evans official site