(Missouri) "St. Charles, Feb. 28, 1818", manuscript postmark and manuscript "Paid 25" rating on cover to Marietta Oh., non-contemporary docketing indicates origination at Portage de Sioux on February 22, it was carried by private or military express to St. Charles where it entered the mails, Very Fine and scarce. Estimate  $400 - 600. $0 (Image)