1969
January January; 97 (1): 1 - 469	February February; 97 (2): 471 - 983	March March; 97 (3): 985 - 1524
April April; 98 (1): 1 - 334	May May; 98 (2): 335 - 855	June June; 98 (3): 857 - 1409
July July; 99 (1): 1 - 360	August August; 99 (2): 361 - 628	September September; 99 (3): 629 - 915
October October; 100 (1): 1 - 554	November November; 100 (2): 555 - 1150	December December; 100 (3): 1151 - 1428