Lot
1602 
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State Dept., 1873, $10 green & black. an extraordinary full corner margin block of 4, o.g., lightly hinged at bottom, never hinged at top, with full black imprint at top and partial green imprint at lower right, wonderful rich color and bold black shade, very fresh, otherwise Very Fine, a stunning rarity of which only two 2 blocks are known to exist. Scott No. O70 $22,500.
Realized: $20,000