1893, forerunner 20 Pfg medium blue Crown/Eagle (basic stamp Mi. no. 48 bb), single franking on letter to Elmsbüttel, single-circle KAISERLICH DEUTSCHE POSTAGENTUR SCHANGHAI 16 8 93, Hamburg-Elmsbüttel arrival (23.9.1893) on reverse. Stamp minimal tear at right, letter with some tears and missing portions later backed, Jäschke-Lantelme BPP short opinion