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D.O. Blood & Co.:Â "BLOOD'S DESPATCH 28 SO. SIXTH" handstamp and 1847Â 5c. red brown, clear to full margins on three sides, touched at bottom left, tied by blue cds. "PHILADA. Pa. SEP 3" to folded letter to Princeton, stamp slightly toned, very rare combination of 1847 issue with Blood's handstamp, certificate PF. Provenance: Joseph Hackmey
