1897年上海寄厦门实寄封1件,盖红色上海海关公文戳,销蓝色上海97年9月(反S)14日大圆戳,有厦门21日到达大圆戳,内附原信,保存完整,少见ChinaPostal HistoryImperial Post1897 (14 Sep.) a stampless cover to Amoy tied by oval red ‘Shanghai Customs,Mail Matter’ and blue Shanghai dollar dater alongside, Amoy arrival on reverse.