cover -- 1901 (12 Sep.) "Maus" picture postcard, registered to Germany, bearing 1897 small figures 1c. on 1ca., 5c. on 5ca. and 8c. on 6ca. cancelled by Canton bilingual c.d.s. with Hong Kong 4c. grey and 10c. ultramarine cancelled by type 1 "I.P.O." tieprint and Hong Kong registered c.d.s. with a faint strike of large "R" h.s.; fine and attractive. Photo