It is not possible to download the sources from Mr. Maltzahns site: ( http://www.cs.colorado.edu/~carlosm/software.html ) ftp://ftp.cs.colorado.edu/users/carlosm/paos-1.4.tar.gz ftp://ftp.cs.colorado.edu/users/carlosm/chautauqua-1.4.tar.gz If there's anybody out there who can help, please mail me. Thanks in advance Tim