CSA 11a, 10¢ milky blue (3 margins) tied GREENVILLE SC SEP 18 (1863) on blue and white wallpaper cover used in the form of a wrapper; stamp was used to seal the cover but was miraculously spared damage; addressed to Mrs. H.A. Middleton, Flat Rock, NC. Cover has been left as is so you can turn any part of it you choose, or choose to leave as is. Click here to see the wallpaper design side // Click here to see the stamp and address side. Contemporary contents docketing showing letter was dated September 17, 1863. $900.