10.04 Lucid Lynx (for example–works with i686 ISO)
deb http://old-releases.ubuntu.com/ubuntu/ lucid main restricted
deb http://old-releases.ubuntu.com/ubuntu/ lucid multiverse universe
deb http://old-releases.ubuntu.com/ubuntu/ lucid-updates main restricted
deb http://old-releases.ubuntu.com/ubuntu/ lucid-updates multiverse universe
deb http://old-releases.ubuntu.com/ubuntu/ lucid-backports main restricted
deb http://old-releases.ubuntu.com/ubuntu/ lucid-backports multiverse universe
deb http://old-releases.ubuntu.com/ubuntu/ lucid-security main restricted
deb http://old-releases.ubuntu.com/ubuntu/ lucid-security multiverse universe
