The QCPE distribution tape of Mopac 6.0 is available for anonymous ftp
download in the pub/vax directory of ouchem.chem.oakland.edu
(18.104.22.168). A certified Ultrix version for RISC DECstations is
available in the pub/ultrix_certified directory. Compressed tar
versions of the directories are in the files pub/vax.tar.Z and
pub/ultrix_certified.tar.Z My old port of the Vax mopac to the DEC
stations has been taken offline.