读过2 017年第一期《集邮博览》刊登的杜明明先先撰写的《干支代号戳实寄封片赝品揭伪》文章之后,感觉杜先生认定的图1和图2为赝品的实寄封和实寄片,与先生所附的4枚实寄封,很难分辨真品或伪品。全部6枚附图均为在上海投寄,此6件封片销戳日期,是从1958年至1976年之间,此期间邮局均使用“57”式邮政日戳。杜先生文中也 After reading the article titled “Uncovering the Piracy of the Chopsticks by Stamping and Stamping,” du Mingming, published in the first issue of the Philatelic Expo in 2017, I feel that Figures 1 and 2, identified by Mr. Du, are the real seal of the counterfeit goods and the real ones Piece, attached with the 4 real seal, it is difficult to distinguish genuine or counterfeit goods. All six images are for posting in Shanghai. The six pieces of the stamping date are from 1958 to 1976, and post offices use “57” postal stamps during this period. Du article also