1863, 24¢ lilac. Canceled by "Mahopac (N.Y.), Sep 14" postmark on small cover to Paris, France, stamps tied by red "New York, Paid 6, Sep 15" exchange and blue French entry cds's, 24¢ with small corner perf creases from cover overlap and vertical cover crease affecting 3¢, Fine. Scott No. 78+65  Estimate $150 - 200. $0 (Image)