cover 1893 envelope to Germany (12.11 arrival) via Tientsin (29.9) bearing on reverse Small Dragon 3ca. (crossed by light filing crease) cancelled by Peking seal in blue showing matching "I.G. OF CUSTOMS/PEKING" c.d.s. (28.9) in blue adjacent and bearing on front Germany 20pf. cancelled by "SHANGHAI" c.d.s. (4.10). Scarce. Photo