>From: Laurent <Ouaibou at gmail.com> >Sorry for my bad English. Au contraire. I enjoyed reading your code comments in French. I need the practice, before this book arrives in the mail: http://paracamplus.com/?CGIRunMode=book&urn=Cours/LiSP/4 [Christian Queinnec, Principes d'implantation de Scheme et Lisp]