1902 (Apr. 26) Shanghai, China to Friedenan, Germany, registered cover bearing 1¢ dark green (279), 2¢ red (279B) and 5¢ dark blue (281), two singles, used in combination with China 1900 ½¢ brown (110), all tied by "U.S. Postal Agency, Shanghai, Apr 26, 1902" duplex postmarks, Shanghai, China (FX-SH1a) registry label and additional New York registry label (FX-NY1a) applied over U.S. stamps, reverse with Seattle, Wash. (5.14) and N.Y. (5.20) transit markings, receiving postmark (5.30), Extremely Fine. Estimate  $4,000 - 6,000. A WONDERFUL UNITED STATES - CHINA COMBINATION FRANKING ON REGISTERED COVER FROM THE U.S. POSTAL AGENCY IN SHANGHAI TO GERMANY. $0 (Image)