1967
January January ; 14 (1) : 1 - 68	March March ; 14 (2) : 69 - 158	May May ; 14 (3) : 159 - 254
July July ; 14 (4) : 255 - 372	September September ; 14 (5) : 373 - 494	November November ; 14 (6) : 495 - 624