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1971
January January; 65 (1): 1 - 123	February February; 65 (2): 125 - 251	March March; 65 (3): 253 - 379
April April; 66 (1): 1 - 126	May May; 66 (2): 127 - 253	June June; 66 (3): 255 - 381
July July; 67 (1): 1 - 124	August August; 67 (2): 125 - 254 August; 67 (3): 255 - 384	September September; 68 (1): 1 - 128
October October; 68 (2): 129 - 252	November November; 68 (3): 253 - 380 November; 69 (1): 1 - 144	December December; 69 (2): 145 - 289 December; 69 (3): 291 - 436