1850 (Feb. 23) New York N.Y. to Pontiac Mich. missent to Charleston, light blue folded letter with red "Charleston S.C. Feb 26" cds, matching "Missent & Forwarded" and "Steamboat" straightlines with large "10" cent rating handstamp, Extremely Fine, a remarkable steamboat use with tremendous eye appeal. Estimate  $400 - 600. This letter was apparently mistakenly placed on a non-contract steamboat on the New York-Charleston post route. The letter was marked missent and forwarded according to regulations. $0 (Image)