Track 1: Chicago 1936.11.09
Track 2: New York 1937.03.26
Track 3: New York 1937.03.26
Track 4 to 6: New York 1937.10.13
Track 7 - 8: New York 1937.10.13
Track 9: New York 1938.06.03
Track 10 to 13: New York 1938.07.09
Track 14: new York 1953.01.01
Track 15 to 18: Stockholm 1954.03.15