Confederacy, Greenville C.H., S.C., Dec 20, two clear strikes of cds, one tying U.S. 1857, 3¢ dull red on fresh cover to Pickens C.H., S.C., Very Fine and choice, a rare Postmark on the First Day of Secession of South Carolina usage. Scott No. U.S. 26  Estimate $1,000 - 1,500. $0 (Image)