Lot 2524 /Offices in China, 1919, 12¢ on 6¢ red orange, right margin plate block of 6 with plate number 7828, o.g., plate single, v.l.h. with "RWB" handstamp (Rudy W. Becker, B.I.A. #1), others n.h., usual staple holes, hint of oxidization at top, otherwise Very Fine.
Scott No. K6 $1,185 for singles.