BORNEO. Sg.6, 7, 25, 28, 34, 35. 1888. SANDAKAN to SAN FRANCISCO (U.S.A.). Cover franked with 1/2 cent, 1 cent, 2 cents, 4 cents, 8 cents and 10 cents stamps, mixed franking of two issues, tied by BARRED OVALS cancellation with red SANDAKAN cds. on registered cover. Spectacular and RARE franking. (Image1)