These ebuilds come from http://git.overlays.gentoo.org/gitweb/?p=dev/nelchael.git;a=summary.
If you have some problems, go to the official site first.
epson-nx110-drivers : Driver (and PPDs) for Epson Stylus NX110, NX115, SX110, SX115, TX110, TX111, TX112, TX113, TX115, TX117 and TX119 ( http://avasys.jp/eng/linux_driver/download/lsb/epson-inkjet/escp/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a nelchael
For Paludis use this rsync : rsync://gentoo.zugaina.org/nelchael-portage
If you have a problem : ycarus(-at-)zugaina.org