large margins, tied by two strikes of black "Paid J.T.B." with matching "Boyd's City Express Post Ma 27 12" on 1857 locally-addressed cover, "Madison Square Post Office" oval handstamp at top right with Cornwall's name removed (after Bentley assumed operations of the post), stamp with imperceptible tear at top, very fine appearance, this stamp does not have the "serrated perforations" listed in Scott but rather rough perforations similar to those produced by sewing machine on other issues, ex-Schwartz, 2006 Philatelic Foundation certificate