1894年3月26日上海教会机构寄汕头一仙上海工部邮资片(PC10), 销蓝色上海工部日戳, 片的左下端盖手写日期3月30日的紫色英文汕头代办所 (Shanghai L.P.O. / Swatow Agency)戳. 品相完好. 源流: 2001年11月Charles Goodwyn.SwatowShanghai AgencyIncoming Mail1894 (26 Mar.) Shanghai 1c. brown on cream stationery card (PC10) from the Presbyterian Mission Press to Swatow cancelled by Shanghai Local Post despatch c.d.s. in blue and with a good strike of double-oval shanghai l.p.o./swatow agency struck in purple with manuscript date 30/3/94. Fresh and fine. Photo