K1, 1919 2c on 4c Green, US Postal Service Shanghai, China Apr 28 1922 duplex postmark ties pair to envelope, printed c/c for "Pasedag & Co", addressed Seattle WA, Very Fine; 1994 PSE certificate

CV. 250-300

K1, 1919 2c on 1c Green, from Shanghai, with single stamp tied to address panel only, originally part of wrapper for the "Hallock's Chinese Almanac", some separation at center fold, addressed North Detroit MI, Fine.

CV. 150-200

K2, 1919 4c on 2c Rose, US Postal Agency Shanghai, China, Mar 12 1920 duplex postmark ties stamp to Chinese envelope with printed return c/c for the Great Eastern Hotel, addressed Philadelphia PA, attractive and Very Fine.

CV. 200-250

K2, 1919 4c on 2c Rose, US Postal Agency Shanghai, China, Aug 8 1919 duplex postmark ties stamp to cover, small nick at top, colorful ship c/c, addessed Brighton MA, redirected to Quncey MA, Fine.

CV. 150-200