Lot 624
  
U.S.; Airmail Issues, 1949, 6¢ Skymaster, #C39 var., Marginal pl. block of 20 showing massive perf shift and blank partial gum on face from sheet getting jammed in press, obviously unique and highly unusual, excellent lot for the collector of this issue, Fine to Very Fine.
Estimate $200-300.
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| Realized $230 |
