1930 Liu Kung Tau (12 Sep) to Hong Kong, f.w. Hong Kong KGV ovpt. CHINA 4c, tied by Liu Kung Tau BPO Webb type cds., alongside wrongly
1930 Liu Kung Tau (12 Sep) to Hong Kong, f.w. Hong Kong KGV ovpt. CHINA 4c, tied by Liu Kung Tau BPO Webb type cds., alongside wrongly applied with Proud type UP2 circled T mark and crossed-out afterward.1930.9.12 劉公島寄香港，貼香港佐治五世加蓋CHINA 4仙，銷劉公島英局日戳，誤鈐Proud UP2型帶圈T章但隨後被劃去。
