1968-11-12: DS-622
1968-11-11: DS-621
1968-11-08: DS-620
1968-11-07: DS-619
1968-11-06: DS-618
1968-11-05: DS-617
1968-11-04: DS-616
1968-11-01: DS-615
1968-10-31: DS-614
1968-10-30: DS-613
1968-10-29: DS-612
1968-10-28: DS-611
1968-10-25: DS-610
1968-10-24: DS-609
1968-10-23: DS-608
1968-10-22: DS-607
1968-10-21: DS-606
1968-10-18: DS-605
1968-10-17: DS-604
1968-10-16: DS-603
1968-10-15: DS-602
1968-10-14: DS-601
1968-10-11: DS-600