A new revision 5 of the 'User's Manual and Reference' is online here:
http://newlisp.org/downloads/newlisp_manual.html
thanks to Michael for the letter 'E' edits in this revision.
An updated version of newlisp-wiki is available here:
http://newlisp.org/downloads/newlisp-wiki-3.7.tgz
in installations of previous versions, replace the file index.cgi, which fixes a security problem.
Lutz