cover 1866 (12 Aug.) entire to Hong Kong (22.8 arrival) bearing France Empire perf. 20c. and 40c. (affected by vertical filing crease), cancelled by "5118" lozenge, also a piece bearing Laureated 40c. (3) similarly cancelled, and a book: Jun Ichi Matsumoto The French Post Office of Yokohama and its Epoch, fine in original slip case