Tongzhi Year 12 (1873) Large official cover from Kunming to Tali, applied with Dali Yizhan Station oval handfilled d.s. Postal daters were
Tongzhi Year 12 (1873) Large official cover from Kunming to Tali, applied with Dali Yizhan Station oval handfilled d.s. Postal daters were introduced in the final years of Qing Empire. 同治十二年（1873）大型公文封自昆明寄大理，鈐“大理城驛站”橢圓手填日戳。驛站日戳至晚清才出現。
