Lot
1120 
N.Y. Supplementary Mail, Paid, Mar 4 '82, bold strike of duplex ties 5¢ blue (185) horizontal pair on folded cover to Zurich, Switzerland, endorsed "Per Baltic", Basel (3.16) and Zurich (3.16) backstamps, docketing at right, clean and Very Fine, ex-Klein, Andromeda. Estimate $300 - 400.