1976
January Vol 57, Num 1: 1 - 168	February Vol 57, Num 2: 169 - 300	March Vol 57, Num 3: 301 - 438
April Vol 57, Num 4: 439 - 628	May Vol 57, Num 5: 643 - 826	June Vol 57, Num 6: 827 - 984
July Vol 58, Num 1: 1 - 144	August Vol 58, Num 2: 145 - 306	September Vol 58, Num 3: 307 - 470
October Vol 58, Num 4: 471 - 636	November Vol 58, Num 5: 637 - 782	December Vol 58, Num 6: 783 - 920