2c and 4c Local Surcharges (K17-K18).
Single of former, single and three horizontal pairs of latter (single natural s.e.), tied on back of 1922 registered European-size printed address cover to Chicago by "U.S. Postal Agency Shanghai, China R.D." double ovals (couple bit overinked), some stamps also tied by purple Philadelphia and Chicago registry markings, three red wax seals removed, Fine and rare usage, believed to have been sent from a Chinese coin dealer in Shanghai to coin dealer Henry Chapman in Chicago, only 10,000 of each value printed which is 3,800-4,000 less than the $1.00 on 50c and $2.00 on $1.00, Scott Retail $980.00 as used stamps, not listed on cover
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