1971
January January; 44 (517): 1 - 80	February February; 44 (518): 81 - 160	March March; 44 (519): 161 - 244
April April; 44 (520): 245 - 324	May May; 44 (521): 325 - 404	June June; 44 (522): 405 - 488
July July; 44 (523): 489 - 568	August August; 44 (524): 569 - 652	September September; 44 (525): 653 - 732
October October; 44 (526): 733 - 820	November November; 44 (527): 821 - 910	December December; 44 (528): 911 - 990