Blue Note Records. (2019, May 20).Locomotion: John Coltrane’s First Masterwork “Blue Train.”Blue Note.https://www.bluenote.com/spotlight/locomotion-john-coltranes-blue-train/ Blue Train. (2011, September 21). Wikimedia.https://upload.wikimedia.org/wikipedia/en/6/68/John_Coltrane_-_Blu...