Confederacy, Charleston, S.C., May 3 (1861), blue cds tying U.S. 1857, 3¢ dull red on cover to Lawrenceville, Ga., Very Fine, a lovely Confederate States usage. Scott No. U.S. 26  Estimate $200 - 300. South Carolina seceded from the Union on December 20, 1860 and was admitted to the Confederacy on February 4, 1861. The Union Army abandoned Fort Moultrie on the night of December 26, 1860. $0 (Image)