13th_World_Science_Fiction_Convention
13th World Science Fiction Convention
13th Worldcon (1955)
The 13th World Science Fiction Convention (Worldcon), also known as Clevention, was held on 2–5 September 1955 at the Manger Hotel in Cleveland, Ohio, United States.
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The chairmen were Nick and Noreen Falasca. The guests of honor were Isaac Asimov (pro) and Sam Moskowitz (mystery GoH).