Offices in China, 1919, $1 on 50¢ light violet, block of four with left plate number "7040", bright color, o.g., hinged in selvage only, stamps are never hinged, fresh and Fine. Scott No. K15  $5,200 as singles. $0 (Image)

Offices in China, 1919, $1 on 50¢ light violet, right margin block of four with plate number "7049", unusually deep and intense color, o.g., lightly hinged at top, bottom pair never hinged, light wrinkle in lower left, Fine, very few pieces with plate number are known to exist. Scott No. K15  $3,750 for singles. $0 (Image)

Offices in China, 1919, $1 on 50¢ light violet, block of four with top plate number "7057", intense color, slightly disturbed original gum, left pair light natural wrinkle; Fine and rare block. Scott No. K15  $2,500. $0 (Image)

Offices in China, 1919, $1 on 50¢ light violet, block of four with left plate number "7042", o.g., Fine and rare block with plate number. Scott No. K15  $2,500. $0 (Image)

Current Opening Bid: $160 $0 (Image)