Details
cover 1928 (16 Jan.) envelope registered to USA bearing 1924 12c. blue block of four (a few small gum stains) tied by Type D7 c.d.s. and showing Labuan (17.1), Singapore (23.1) and New York (28.2) datestamps; also similar 1931 (29 Oct) envelope but bearing 1931 6c. scarlet block of four and showing Singapore (10.11) and New York (15.12) transit d.s. on reverse. An attractive pair