1971
January January; 7 (1): 1 - 188	February February; 7 (2): 189 - 280	March March; 7 (3): 281 - 417
April April; 7 (4): 419 - 537	May May; 7 (5): 539 - 695	June June; 7 (6): 697 - 848
July July; 8 (1): 1 - 124	August August; 8 (2): 125 - 256	September September; 8 (3): 257 - 354
October October; 8 (4): 355 - 602	November November; 8 (5): 603 - 819	December December; 8 (6): 821 - 927