1970
January January; 14 (1): 1 - 57	February February; 14 (2): 53 - 99	March March; 14 (3): 101 - 143
April April; 14 (4): 149 - 196	May May; 14 (5): 201 - 246	June June; 14 (6): 249 - 296
July July; 15 (1): 1 - 45	August August; 15 (2): 49 - 95	September September; 15 (3): 97 - 140
October October; 15 (4): 145 - 191	November November; 15 (5): 193 - V	December December; 15 (6): 241 - 280