北京挂号封：1894年4月7月北京比利使馆寄上海大型挂号封，贴光齿十一度半叁分四方连(上面两枚有缺陷)，销蓝色北京椭圆中文戳，另有较清晰蓝色北京长框型英文挂号戳，封背有北京海关戳及4月12日上海到达日戳，并有陈复祥印记，封有些皱及老化，品相中上.。1885-88 Small Dragon Issues，Covers，Internal 3 candareen plus 6 candareen Registered，Peking: 1894 (7 Apr.) large envelope from the Belgian Legation, registered to Shanghai, bearing 3ca. mauve clean cut perf.11½ block of four (two defective at top) tied by Peking seal in blue and showing a good strike of Peking boxed "<H>registered"， type I in blue, there is a further strike on the reverse along with Customs Peking and Customs Shanghai (12.4) c.d.s. Vertical creases and some soiling. F.Z. Chun handstamp on the reverse. Photo
