Post Office Seal, 1895, Gray Brown, Hyphen-Hole Perf 7, affixed over edge and tied on reverse by "New York Sep 3 '97" duplex on cover to New York City, bearing 2¢ bureau tied by "New York Sep 1 '97" duplex, red manuscript "Open'd by Mistake C.M. Forsbay", purple "Returned to Sender, Cannot be found by N.Y.P.O., Sep. 4, 1897" auxiliary handstamp, F.-V.F., a rare use. Scott No. OX9  Estimate $500 - 750. $0 (Image)