🌐EnglishEnglishEspañolFrançaisTiếng ViệtРусскийالعربيةไทย日本語EntityQ2594781· pop 8· linked from 29 articlesspecimen stamppostage stamp or postal stationery indicium sent to postmasters and postal administrations so that they are able to identify valid stamps and to avoid forgeriesAvailable in 7 languagesEspañol日本語РусскийالعربيةTiếng Việtไทยvia Wikidata sitelinks · CC0ConnectionsInternational Standard Book NumberEntitypostage stampEntityCategoriesPhilatelic terminology