1969
January January; 84 (1): 1 - 177	February February; 84 (2): 92 - 465	March March; 84 (3): 469 - 699
April April; 84 (4): 705 - 985	May May; 84 (5): 989 - 1295	June June; 84 (6): 1305 - 13335
July July; 85 (1): 1 - 178	August August; 85 (2): 194 - 388	September September; 85 (3): 393 - 624
October October; 85 (4): 629 - 801	November November; 85 (5): 801 - 983	December December; 85 (6): 989 - 1221