1973
January January 1973; 24 (1): 1 - 67	February February 1973; 24 (2): 69 - 123
April April 1973; 24 (3): 125 - 197	May May 1973; 24 (5): 255 - 324
June June 1973; 24 (6): 325 - 381	September September 1973; 24 (9): 515 - 584
October October 1973; 24 (10): 585 - 655	November November 1973; 24 (11): 657 - 721

1973 1973; 24 (4): 199 - 255 1973; 24 (7): 384 - 453 1973; 24 (8): 455 - 514