Abe Igelfeld sent his condolences and included an interesting document.
"Rummaging through old papers before moving offices," he says, "I chanced upon the following fragment, hand-written on the back of a computer print-out."
The document, titled "An E20 Fragment" features a thinly disguised Jerry.
It's a little too long for a blog post, so I'm posting a link to it.
Let me know if you have trouble with the link, I think I've given sufficient permission but I've been wrong before. (About five minutes ago, actually.)