1928年日本轮船邮局寄美国明信片1件,原贴北京二版帆船6分1枚,但日本轮船邮局补承认其有效邮资,用蓝笔圈划,另贴日本邮票6钱1枚,销日本轮船邮局3月5日戳,明信片为银盐照片版,内容为中国帆船,保存完好ChinaPostal HistoryRepublic of China1928 (5 Mar.) a Hong Kong picture postcard to USA bearing Junk 6c. uncancelled and Japan 6s. tied by sea post c.d.s.































