Confederacy, 1863, 10¢ blue, horizontal strip of four, full to large margins, tied by three strikes of "Charleston S.C. Aug 31" cds on 1864 quadruple rate cover to Columbia S.C. weighing 1.5 to 2 ounces, 1864 receipt docketing at right; minor toning, cover re-folded, still a Very Fine and rare quadruple rate use. Scott No. 11  Estimate $200 - 300. $0 (Image)