CSA #12, 10¢ blue (pre-printing paper crease) tied CHARLESTON / S.C. / DEC / 31 on pristineturned cover addressed to “Mr. Robert Hamilton, Co. D, Orrs Regt. Rifles, McGowan's Brigade, Richmond Va” who addressed it back home with [Due] 10 Army of Northern Virginia in circle to “Miss Maggie T. Hamilton, Fiveforks P.O., Anderson Dist., South Carolina” and endorsed by mandated “Soldiers Letter Co D Orrs Rifles”.  Private Robert Hamilton was in the 1st SC Infantry, part of the 2nd ANV, A.P. Hill’s Division. Ex-Myerson and Walske. $325