1961
January January ; 8 (1) : 1a - 87	March March ; 8 (2) : 89 - 194	May May ; 8 (3) : 195 - 333
July July ; 8 (4) : 335 - 432	September September ; 8 (5) : 433 - 526	November November ; 8 (6) : 527 - 626