1969
January January; 61 (1): 9 - 291	February February; 61 (2): 293 - 519	March March; 61 (3): 521 - 771
April April; 61 (4): 773 - 940	May May; 62 (1): 1 - 229	June June; 62 (2): 231 - 444
July July; 62 (3): 445 - 672	August August; 62 (4): 673 - 876	September September; 63 (1): 1 - 238
October October; 63 (2): 239 - 537	November November; 63 (3): 539 - 742	December December; 63 (4): 743 - 969