tied by Port Moresby c.d.s. with, on reverse, Thursday Island (13 July) and Hong Kong transit d.s. A scarce commercial franking and a rare stamp on cover. Photo" /> U5 1910 (9 July) U5 (227x100mm.) to London, bearing 1907-10 6d. showing variety <I>"rift in clouds"</I> tied by Port Moresby c.d.s. with, on reverse, Thursday Island (13 July) and Hong Kong transit d.s. A scarce commercial franking and a rare stamp on cover. Photo | Christie's