This is the illustrated side of the document sent two or three days ago by snailmail to all participants, except to the anonymous one who didn't mention his/her name and address. That is also the end of the story but I'm thinking over another call, possibly via e-mail this time.
As far as my own mail art is concerned, I sometimes publish it on my other blog but
when people post it on their site I don't see the point of doing it too. In any case you may come upon some works by exploring my 'del.icio.us' tags, and especially the 'mail_art' one: