Concave 2.5

Concave 2.5 (which was also Halfacon '81) was an "Octocon-like mini-relaxacon" held December 4-6, 1981 to test out the Park Mammoth Resort (near Bowing Green, KY) as a venue for Concave 3.

Concave 2«« »»Concave Three

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