华东区寄美国封一组四件: 1949年9月27日上海寄纽约挂号破剖封套, 贴邮资一万零二百三十圆; 1950年6月2日寄爱荷华州航空封, 贴邮资一万五干八百圆; 1950年6月2日福州寄纽约封, 贴邮资三千一百圆; 1950年6月13日福州经广州寄波士顿破剖封, 贴邮资三千一百圆. 品相中上.Liberated Areas East China Peoples PostOverseas Covers To U.S.A.: A group of covers with 1949 (27 Sept.) opened-out wrapper or parcel front registered to New York bearing $10,230 franking tied by Shanghai c.d.s. and with U.S. instructional mark "<H>parcel post. collect 15 cents" , this shows very early use of the five Chairman Mao $100 stamps; 1950 (2 June) air mail envelope to Iowa bearing $15,800 franking tied by Putienfu c.d.s. and paying $3100 letter and $12,700 airmail; 1950 (2 June) envelope to New York bearing a colourful $3100 franking tied by Foochow c.d.s. and 1950 (13 June) opened-out envelope to Boston bearing $3100 franking tied by Foochow c.d.s. and routed via Canton. (4 covers)