Incoming blockade-run use from Charleston to New York via French Man-of-War. Cover endorsed to Lt. Didier of the French man-of-war Milan, from New York to Charleston, containing a letter between Charleston Unionist James Louis Pettigru and his daughter Caroline, handcarried by Lt. Didier. On occasion, a foreign ship was allowed through the blockade. Letter no longer accompanies but the letters are published, in Life, Letters and Speeches of James Louis Pettigru. Minor toned spots, the Milan came through the blockade to Charleston in December 1862 to deliver the French consul and left in mid-January 1863 for New York, a report from the USS Powhatan off Charleston discusses the entry of the Milan. Ex Walske with his description on verso. $325.