1914 and 1915 a pair of incoming covers of the same correspondence from Italy to Customs Mengtsz, f.w. Italian issues. Both taking Siberian
1914 and 1915 a pair of incoming covers of the same correspondence from Italy to Customs Mengtsz, f.w. Italian issues. Both taking Siberian route for Shanghai, where the mails were carried by ship to French Indochina.1914及1915年一對意大利寄蒙自海關之進口封，地址相同，銷意大利票。兩件均經西伯利亞郵路送上海，再經海路送至印支。
