1958
January January; 18 (1): 1 - 120	February February; 18 (2): 121 - 246	April April; 18 (3): 247 - 365
May May; 18 (4): 367 - 487	June June; 18 (5): 489 - 619	July July; 18 (6): 621 - 740
August August; 18 (7): 741 - 868	September September; 18 (8 Part 1 ): 869 - 980 September; 18 (8 Part 2 ): 1 - 606	October October; 18 (9): 981 - 1115
November November; 18 (10): 1117 - 1240	December December; 18 (11): 1241 - 1354