American Topical Association

The American Topical Association (ATA) is the world’s largest organization for stamp collectors who focus on specific topics. Topical collectors concentrate on specific topics and themes represented by the stamps. Some collectors concentrate on the subject depicted in stamps, other are interested in stamps of specific color, stamps illustrated in a particular style or even stamps designed by a specific artist.

The American Topical Association, founded in 1949, is the world’s largest organization for topical collectors. Members in 43 countries enjoy sharing their topic and stamps they have acquired.

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