China. (United States Post Offices in China). 1918. Registered envelope addressed to the Netherlands bearing United States SG 407, 2c carmine (2) and SG 442, 11c myrtle green tied by oval 'U.S. Postal Agency/ Shanghai China/ RD' with framed 'Registered/ No' on face in violet and circular 'Shanghai, China (U.S. Postal Agency) Registered' date stamp 'Jan 30 1918' in violet with 'Opened by Censor' label, routed via Hong Kong with framed 'PBC' in violet on face (Passed By Censor), forwarded via the United States with New York '27/2' and British ''Opened by Censor/454' label with Amsterdam arrival '10th May 18' on reverse.
Scarce item of Registered mail from the United States Post Office in Shanghai.