10 Pfennig Crown / Eagle, lilac-red (light cinnabar quartered) with a steep printing imprint "China", vertical strip of three and single stamp as appropriate postage on a registered letter from SHANGHAI 15 / 9 00 to Tientsin with a rear arrival stamp 24 / 9 00, envelope slightly roughly opened, with otherwise usual traces of transportation, photo certificate Michael Jaeschke-Lantelme BPP (2024)