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1969
January January; 9 (1): 1 - 68	March March; 9 (2): 69 - 136
May May; 9 (3): 137 - 204	July July; 9 (4): 205 - 268
September September; 9 (5): 269 - 344	November November; 9 (6): 345 - 412