厦门1896年第三次临时加盖改值, "半仙"蓝色加盖于伍仙横双连票[43-44], 重墨加盖以至透印于票背, 全新未贴, 上品. Amoy1896 Third Provisional Surcharge, Narrow “f”Surcharge in BlueHalf Cent on 5c. orange in a horizontal pair [43-44} showing heavily inked surcharge with some offset on the reverse, unmounted mint, fresh and fine. Photo