U.S. POSTAL AGENCY IN CHINA, 1919, 18c on 9c SALMON RED BOTTOM PLATE #11774 BLOCK OF SIX MINT NEVER HINGED, #K9, fresh with radiant color, minor perf. sep in bottom left selvage, fine-very fine, scarce, cat. $1,200.00 (Image)

$500

U.S. POSTAL AGENCY IN CHINA, 1919, 40c on 20c DEEP ULTRAMARINE TOP PLATE #6935 BLOCK OF SIX MINT, #K13, attractively centered with bright color, disturbed original gum, very fine, a very scarce top plate block of this value, cat. $1,300.00 (Image)

$650