Talk:Van Troff's Cylinder

Poland Low‑importance

	Poland portal This article is within the scope of WikiProject Poland, a collaborative effort to improve the coverage of Poland on Wikipedia. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks.PolandWikipedia:WikiProject PolandTemplate:WikiProject PolandPoland articles
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Novels Low‑importance

	Novels portal This article is within the scope of WikiProject Novels, an attempt to build a comprehensive and detailed guide to novels, novellas, novelettes and short stories on Wikipedia. If you would like to participate, please visit the project page, where you can join the project and contribute to the general Project discussion to talk over new ideas and suggestions.NovelsWikipedia:WikiProject NovelsTemplate:WikiProject Novelsnovel articles
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Science Fiction Low‑importance

	Speculative fiction portal This article is within the scope of WikiProject Science Fiction, a collaborative effort to improve the coverage of science fiction on Wikipedia. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks.Science FictionWikipedia:WikiProject Science FictionTemplate:WikiProject Science Fictionscience fiction articles
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