1943年云南会理寄英国航空挂号封1件,贴中信版孙像绿1元5元各一枚,百城一版孙像10元无齿直双连,销会理8月21日戳,邮件经埃及中转时盖M检查戳,封背贴挂号残条,保存完好ChinaPostal HistoryRepublic of China1943 (21 Aug.) registered airmail cover to England bearing Dr S.Y.S. $1, $5, $10 vertical pair tied by Hweitseh c.d.s., showing double ring R/M censor handstamp, wih partial registration label on reverse, fine.