Lot 878
  
Airmail, 1978, 31¢ Wright Brothers, litho omitted (C92d), upper left plate number block of four, perfectly centered and post office fresh with immaculate, never hinged original gum, Extremely Fine.
Scott $4,500 as two pairs
A CHOICE PLATE BLOCK OF THIS RARE AND DRAMATIC ERROR—ONLY 15 PAIRS HAVE BEEN RECORDED AND THIS IS THE ONLY PLATE BLOCK.
Expertization: 2001 PSE Certificate.
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| Realized $1,350 |
