Concave 13

Concave 13 was held in 1992.

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Concave 12	Concave	Concave 14
		1992

This is a convention page. Please extend it by adding information about the convention, including dates, GoHs, convention chairman, locale, sponsoring organization, external links to convention pages, awards given, the program, notable events, anecdotes, pictures, scans of publications, pictures of T-shirts, con reports, etc.