Xianfeng Year 9 (1859) Express official cover from Tengyueh to the Yunnan border, applied with red official seal. In 1856, the Panthay
Xianfeng Year 9 (1859) Express official cover from Tengyueh to the Yunnan border, applied with red official seal. In 1856, the Panthay Rebellion broke out. Qing army was gathered to oppress. 咸豐九年（1859）公文快信封，由騰越寄邊防重鎮民光隘，鈐紅色官印。1856年，杜文秀起義爆發。清軍調集至雲南圍剿。
