Lot 712
 
1911, 15¢ pale ultramarine (382), right margin imprint and plate no. 4951 block of six, beautifully centered with brilliant color and crisp, intact perforations, original gum, never hinged, tiny natural perf dimple on back of upper left stamp, fresh and Very Fine.
Scott $4,500
A PRISTINE EXAMPLE OF THIS RARE PLATE BLOCK.
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| Realized $2,400 |
