Lot
2366 
Offices in China, 1919, 40¢ on 20¢ deep ultramarine, o.g., never hinged, choice centering amid well balanced margins, strong bold color, Extremely Fine and choice; with 2013 P.S.E. Graded certificate (XF 90, SMQ $775). Scott No. K13 $300.
Realized: $525