During the 2016 CCI meeting - the 17th worldwide convention - the programme provides some further elements on a variety of chess sets, including French chessmen.
Of Eastern Origin : The Game of Chess
The 2006 CCI Meeting - the 12the convention - includes an essay on the orgins of chess.
Chess versus Art
The 2012 CCI meeting - the 15th convention - includes an essay of chess versus art, at the edge of the board.