1980
January January; 53 (625): 1 - 54	February February; 53 (626): 55 - 182	March March; 53 (627): 183 - 270
April April; 53 (628): 271 - 394	May May; 53 (629): 395 - 519	June June; 53 (630): 521 - 630
July July; 53 (631): 631 - 738	August August; 53 (632): 739 - 830	September September; 53 (633): 831 - 934
October October; 53 (634): 935 - 1030	November November; 53 (635): 1031 - 1122	December December; 53 (636): 1123 - 1216