1873 (Jun. 7) New York, N.Y. to Neuchtel, Switzerland, blue folded cover with perfect strike of red "New York Paid All via Eng. & Ostd. Jun 7" exchange office cds and bearing 1870, 10¢ brown, two singles, each nat. s.e. at right, tied by sharp complete strike of NYFM fancy cancel (Weiss ST-8P10), Basel (6.19) backstamp, Extremely Fine. Estimate  $200 - 300. $0 (Image)