Offices in China, 1919, 40¢ on 20¢ deep ultramarine, bottom margin plate block of 6 with plate number 12594, o.g., top center stamp h.r., others n.h., Very Fine, right vertical pair in choice never hinged condition. Scott No. K13  $1,630 for singles. $0 (Image)

Offices in China, 1919, 40¢ on 20¢ deep ultramarine, left margin plate block of 6 with plate number 6933, o.g., one hinge remnant affecting two center stamps, others never hinged, trivial natural wrinkle in selvage & usual staple holes, rich fresh color, Very Fine, bottom block particularly well centered. Scott No. K13  $1,300. $0 (Image)

Offices in China, 1919, 40¢ on 20¢ deep ultramarine, top margin plate block of 6 with plate number 12594, o.g., never hinged (minor gum disturbance), well centered, bright, fresh color, couple reinforced perf separations in top selvage, hint of light pin point tone speck on reverse of bottom right stamp, Very Fine and choice. Scott No. K13  $2,250. $0 (Image)

Offices in China, 1919, 40¢ on 20¢ deep ultramarine, right margin plate block of 6 with plate number 12596, o.g., top right stamp with small h.r., other n.h. (small natural gum bends & skips), usual staple holes in selvage, F.-V.F. Scott No. K13  $1,630 for singles. $0 (Image)