1976
January January ; 23 (1) : 1 - 110	March March ; 23 (2) : 111 - 238	May May ; 23 (3) : 239 - 344
July July ; 23 (4) : 345 - 447	September September ; 23 (5) : 449 - 559	November November ; 23 (6) : 563 - 707