German Offices in China, Forerunner 1890, 50pf brown red, horizontal strip of three, in combination with Forerunner 1890, 20pf ultramarine, horizontal strip of three, all tied on piece by "Shanghai, 10/1, 91" cds's, Very Fine; signed Dr. Steuer. Michel No. V50b, V48a  €690 ($950). $0 (Image)