(Did you mean a South Florida convention?)
There apparently was at least one convention named Tropicon in Orlando held Thanksgiving weekend in 1979. But, see also Tropiccon.
|This is a convention page. Please extend it by adding information about the convention, including dates, 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, con reports, etc.