U.S. 24¢ gray lilac #37, tied MOBILE / ALA // APR / 27 / 1861 double-circle datestamp on folded letter on printed bank letterhead to Liverpool, England with red “3” credit handstamp, red London May 17 transit datestamp and Liverpool receiving backstamp May 18, ms. directive “per first mail Steamer.” Rare Confederate use of U.S. postage on a trans-Atlantic cover, Ex Kilbourne. SCV $5,000. $1,800.