ftp://ftp.microsoft.com/deskapps/games/public/AAS/Chesszip.exeThis will install the classic chess program from earlier versions of windows. I only every played it on windows 95, although the about section says it was published in 92, which would mean you could have played it on 3.1 as well.
In any case, it remains the only chess game I've ever played on a computer, and it probably will be the only one. It does everything I need it to, and it is free.
I still like playing on a real board better though.
Oh, hey, topic is about multiplayer online chess.