2044
cover 1874 (20 Mar.) commercial envelope to London "Per French Mail" bearing 30c. mauve tied by first type of "S1" in blue, London Paid c.d.s. at left and, on reverse, despatch (in blue) and Hong Kong c.d.s.; light creasing at left, fine

细节
cover 1874 (20 Mar.) commercial envelope to London "Per French Mail" bearing 30c. mauve tied by first type of "S1" in blue, London Paid c.d.s. at left and, on reverse, despatch (in blue) and Hong Kong c.d.s.; light creasing at left, fine