1917-21 1c brown, wmk MCA, horizontal pair, VARIETY WMK SIDEWAYS, neatly cancelled by part '(TIEN)TSIN' cds, dated '(M)Y 21 19'. Folded perfs, and the right stamp with insignficant surface scratch mentioned for accuracy, still very fine and fresh, and showing broken 'A' in 'CHINA' on left stamp. An outstanding multiple of the highest rarity.
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