1893年4月上海一分邮资封由厦门寄上海, 销双语上海书信馆邮戳, 封背有H.A. Petersen, Amoy company 印记, 蓝色4月20日上海书信馆日戳及邮务员派递记号. 缺少厦门调度邮戳的少见邮资封.Amoy Agency of the Shanghai Local Post 1893 (Apr.) Shanghai 1c. postal stationery envelope on manila stock (E1f) used commercially to Shanghai "<I>pr Newchwang" and cancelled by a fine strike of bilingual "<H>local post/shanghai" postmark and, on the reverse, H.A. Petersen, Amoy company handstamp, Shanghai Local Post c.d.s. (20.4) in blue and the postman‘s delivery characters in blue crayon. An interesting cover without the Amoy despatch postmark. Photo
