1974
January January; 9 (1): 1 - 197	February February; 9 (2): 199 - 479	March March; 9 (3): 481 - 603
April April; 9 (4): 605 - 775	May May; 9 (5): 777 - 976	June June; 9 (6): 977 - 1128
July July; 10 (1): 1 - 285	August August; 10 (2): 287 - 410	September September; 10 (3): 411 - 680
October October; 10 (4): 681 - 970	November November; 10 (5): 971 - 1194	December December; 10 (6): 1195 - 1451