US 26, 3¢ dull red, two copies tied two neat strikes of CHARLESTON S.C. MAY 31 1861 double circle on an overweight envelope; addressee appears to have been scratched out at the time of addressing to Miss Sallie I. Graham Care Col. B. Frank Pegues, Cheraw, So Ca and corrected which created some erosion, otherwise Very Fine and a Key Exhibit Piece – the LAST DAY OF THE U.S. POSTAGE RATE BEFORE THE CONFEDERATE POST OFFICE TOOK OVER ON JUNE 1, 1861, Ex Antrim, Feinstein, Calhoun, and Roth. 2007 CSA certificate. $500.