Confederacy, "Spring Port Ky. Sept. 30", manuscript postmark cancels U.S. 1857, 3¢ dull red on yellow cover addressed to Greenupsburg Ky., clear strike of "Dead Letter Office P.O. Dpt." double oval handstamp, re-entered mails with "Washington D.C. Feb. 4, 1862" cds and sharp strike of "DUE 6 cts." straightline handstamp, delivered to addressee postage due with "Greenup Ky. Oct. 23" cds on back; cover cleaned and repaired, Very Fine appearance, A rare Kentucky attempted use of demonetized 3¢ sent to the Dead Letter Office as per regulations. Scott No. U.S. #26  Estimate $500 - 750. $0 (Image)