1940
January January; 13 (145): 1 - 36	February February; 13 (146): 37 - 72	March March; 13 (147): 73 - 108
April April; 13 (148): 109 - 148	May May; 13 (149): 149 - 184	June June; 13 (150): 185 - 220
July July; 13 (151): 221 - 256	August August; 13 (152): 257 - 292	September September; 13 (153): 293 - 324
October October; 13 (154): 325 - 356	November November; 13 (155): 357 - 392	December December; 13 (156): 393 - 430