1927年上海南洋大学寄美国公函封1件,寄信者未贴邮资,邮局作欠资处理,盖T戳,销上海5月16日戳,到美国另盖欠资戳,并贴没有10分邮票1枚,销芝加哥戳,保存完好ChinaPostal HistoryRupiblic of china1927 (16 May) Postage due cover from Nanyang University to USA, tied by Shanghai c.d.s. with T seal, then posted a stamp of 10c. and tied Postage due handstamp in Chicago when arrival, kept in good condition.































