Recorded in New York Track A1 - December 1947 (Some sources mention that Parker's solo was recorded in automn 1948) A2, A3 - December 20 1948 A4 - January 1949 A5 - February 10, 1949 A6, A7 - April 1949 A8 to B3 - May 5, 1949 B4 to B9 - November 30, 1949 Barcode: 042281744211 (Scanned) Barcode: 0 42281 74421 1 (Text) Rights Society: SACEM SACD SDRM SGDL (Boxed) Price Code: POL 340 (Boxed) Matrix / Runout: 817 442-1 1 (Side A label) Matrix / Runout: 817 442-1 2 (Side B label) Matrix / Runout: 180 8174421 A POLYGRAM 112 A (Side A runout, variant 1) Matrix / Runout: 180 8174421 B POLYGRAM 112 A (Side B runout, variant 1) Matrix / Runout: 180 8174421 A POLYGRAM A2 (Side A runout, variant 2) Matrix / Runout: 180 8174421 B POLYGRAM A0 (Side B runout, variant 2)