1977
January January; 129 (1): 1 - 568	February February; 129 (2): 569 - 1171	March March; 129 (3): 1173 - 1659
April April; 130 (1): 1 - 575	May May; 130 (2): 577 - 972	June June; 130 (3): 973 - 1407
July July; 131 (1): 1 - 378	August August; 131 (2): 379 - 718	September September; 131 (3): 719 - 1037
October October; 132 (1): 1 - 362	November November; 132 (2): 363 - 749	December December; 132 (3): 751 - 1050