Ƙirƙirar wani nau'i mai mahimmanci na wannan jumla Philatelic International (Filintern) wata ƙungiya ce ta kasa da kasa na masu tattarawa - ma'aikata.
Tabbas, mafi rikitarwa na jumla shine "Philatelic International (Filintern) wata ƙungiya ce ta filatelic ta ƙasa da ƙasa ta masu tattarawa - ma'aikata a cikin 1920s zuwa 1940s. "