Offices in China, 1919, 2¢ on 1¢ green. Left margin block of 4 with plate number, o.g., lightly hinged at top, never hinged at bottom, very well centered throughout, strong fresh color, simply Superb, a stunning multiple which would be impossible to duplicate; with 1999 P.F. certificate. Scott No. K1  $170. $0 (Image)

Offices in China, 1919, 2¢ on 1¢ green. Block of 4, neat duplex cancels, bright color, Very Fine. Scott No. K1  $210. $0 (Image)

Offices in China, 1919, 2¢ on 1¢ green. Block of 10, Shanghai duplex cancels, strong bold color, Very Fine and choice. Scott No. K1  $485. $0 (Image)