15c Columbian (238). Bottom imprint, plate no. 58 and letter "M" block of twelve, Mint N.H., intense proof-like shade and impression, every stamp superbly centered, as bright and fresh as the day it was issued

EXTREMELY FINE GEM. A TRULY SPECTACULAR MINT NEVER-HINGED PLATE BLOCK OF THE 15-CENT COLUMBIAN. WITHOUT QUESTION OF THE FINEST IN EXISTENCE.

With 2006 P.S.E. certificate

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