The 100th Anniversary of National Library - Issue of 1965 Overprinted "Ano del Centenario de la Biblioteca Nacional 1970" 1970
現在展示： 薩爾瓦多 - （通用）郵票 - 1970 - The 100th Anniversary of National Library - Issue of 1965 Overprinted "Ano del Centenario de la Biblioteca Nacional 1970" - 2 郵票.
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![[The 100th Anniversary of National Library - Issue of 1965 Overprinted "Ano del Centenario de la Biblioteca Nacional 1970", 類型 JQ6]](https://www.stampworld.com/media/catalogue/El-Salvador/Postage-stamps/JQ6-s.jpg)
