1895年3月6日镇江寄上海挂号封, 上端手写On Service, 左下端盖方框挂号戳及手写号码113, 右上端盖方框PAID戳, 封背盖3月6日镇江双圈日戳, 蓝色3月7日上海工部到达戳及邮差记录, 另有镇江工务的红色火漆; 保存完好, 美品.Chinkiang Officials Covers 1895 (6 Mar.) long stampless Gunzburg envelope registered to Shanghai endorsed "On Service" and bearing fine strike of the boxed "paid" and boxed "registered/no 113 ", both in black and, on the reverse fine strikes of Chinkiang Postal Service c.d.s. and Shanghai Local Post arrival (7.3) in blue with postmans pencil note. Both the flap and red wax seal are marked with Municipal Council, Chinkiang. Photo