1861, 1¢ blue, type I (Scott 18), block of 4, positions 25-26, 35-36, top stamps with double transfer variety, o.g., previously hinged, absolutely spectacular top quality type I block with luxurious color and well incised impression; the left two stamps are matchless GEMS; this is without question – the finest remaining #18 block, Very Fine, with 2017 P.S.E. certificate.
Scott $14,000.
Estimate $10,000 – 15,000
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