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1989
January January 1989 49 (1): 1 - 223	February February 1989 49 (2): 225 - 395	March March 1989 49 (3): 401 - 579
April April 1989 49 (4): 585 - 720	May May 1989 49 (5): 725 - 1140, S909 - S1140	June June 1989 49 (6): 1141 - 1332
July July 1989 50 (1): 1 - 213	August August 1989 50 (2): 215 - 408	September September 1989 50 (3): 413 - 705, S565 - S985
October October 1989 50 (4): 707 - 887	November November 1989 50 (5): 891 - 1235, S1121 - S1235	December December 1989 50 (6): 1237 - 1475