U.S. 3¢ dull red #26 tied grid with matching postmark of CHARLESTON / S.C. // MAR / 16 / 1861 on all-over gray illuminated Eberhard Faber Lead Pencil Manufacturer’s advertising cover to Annie R. Tuttle, Care of Mrs. D. C. Speck, Columbia, S.C.; nice Confederate States Use of US Postage. $1,000