cover 1897 (7 May) XU5 (opened out for display) from Chungking to England (25.6 arrival) with handstruck bi-lingual "PAID" in red, bearing Dowager Empress 2c. on 2c. and 4c. on 4c. pair cancelled by oval double-ring "CUSTOMS/CHUNGKING" d.s. in blue, additionally bearing Hong Kong 10c. pair (partially applied over "PAID" h.s.) and cancelled at Shanghai (19.5); reverse with "CUSTOMS/SHANGHAI" c.d.s. in brown. Highly appealing. Photo