tracks 2-6 to 2-9 alto saxophone Charlie Parker tracks 1-2 to 1-4 bass Eddie Brown tracks 1-12 to 1-15, 1-18, 2-1 to 2-3 bass John Levy tracks 2-5 to 2-9, 2-11 to 2-13 bass Red Callender tracks 1-5, 1-9 to 1-11, 1-16, 1-17, 2-4 bass Slam Stewart tracks 1-18, 2-1 to 2-3 drums George De Hart tracks 1-1 to 1-5, 1-9 to 1-11, 1-16, 2-4, 2-6 to 2-9 drums Harold "Doc" West tracks 2-11 to 2-13 drums Jackie Mills tracks 2-5 drums Nick Fatool tracks 1-12 to 1-15 guitar Bill De Arango tracks 2-11 to 2-13 guitar Irving Ashby piano Erroll Garner tracks 1-9 to 1-11, 2-4 tenor saxophone Don Byas tracks 2-11, 2-12 tenor saxophone Wardell Gray 1-1: New York City, 18 December 1944. 1-2 to 1-4: New York City, 10 January 1945. 1-5: New York City, 30 January 1945. 1-6 to 1-8: New York City, 9 March 1945. 1-9 to 1-11: New York City, 30 August 1945. 1-12 to 1-15: New York City, 7 September 1945. 1-16, 1-17: New York City, 7 September 1945. 1-18 to 2-3: New York City, 25 September 1945. 2-4: New York City, 1st November 1945. 2-5: Hollywood, 9 April 1946. 2-6 to 2-9: Hollywood, 19 February 1947. 2-10: Hollywood, 22 April 1947. 2-11 to 2-13: Pasadena, 29 April 1947. 2-14 to 2-17: Hollywood, 10 June 1947. Barcode: 3448960222921