2060
cover 1914 (7 Oct.) commercial envelope from Tientsin and addressed to Hamburg, bears 2c. and 4c. (2) tied by single-ring Tientsin c.d.s. and shows a superb strike of boxed "RETURNED/NOT TRANSMISSIBLE" with champhered top corners and boxed "O.F.T." both in violet, the reverse shows Shanghai (10.10) and Tientsin (24.2.15) c.d.s. The cover is with some minor soiling, rare. Photo

细节
cover 1914 (7 Oct.) commercial envelope from Tientsin and addressed to Hamburg, bears 2c. and 4c. (2) tied by single-ring Tientsin c.d.s. and shows a superb strike of boxed "RETURNED/NOT TRANSMISSIBLE" with champhered top corners and boxed "O.F.T." both in violet, the reverse shows Shanghai (10.10) and Tientsin (24.2.15) c.d.s. The cover is with some minor soiling, rare. Photo