1974
January January; 5 (1): 1 - 100	February February; 5 (2): 101 - 202	March March; 5 (3): 203 - 355
April April; 5 (4): 357 - 434	May May; 5 (5): 435 - 546	June June; 5 (6): 547 - 674
July July; 6 (1): 1 - 116	August August; 6 (2): 117 - 226	September September; 6 (3): 227 - 378
October October; 6 (4): 379 - 528	November November; 6 (5): 529 - 657	December December; 6 (6): 659 - 870