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1972
April April; 70 (1): 1 - 159 April; 70 (2): 161 - 397	May May; 70 (3): 399 - 573	June June; 71 (1): 1 - 206
July July; 71 (2): 207 - 431	August August; 71 (3): 415 - 591 August; 72 (1): 1 - 210	September September; 72 (2): 211 - 417
October October; 72 (3): 419 - 593	November November; 73 (1): 1 - 208 November; 73 (2): 209 - 416	December December; 73 (3): 417 - 593