1966
January January; 56 (1): 1 - 32	February February; 56 (2): 49 - 88	March March; 56 (3): 97 - 125
May May; 56 (5): 217 - 241	June June; 56 (6): 271 - 295	July July; 56 (7): 317 - 333
August August; 56 (8): 357 - 379	September September; 56 (9): 401 - 419	October October; 56 (10): 445 - 464
November November; 56 (11): 489 - 513	December December; 56 (12): 533 - 546