Possibly the swiftest route to your roots.
Irish genealogy website directory.
www.ucc.ie/celt/
Description:
CELT, the Corpus of Electronic Texts, is Ireland's longest running Humanities Computing project. It brings the wealth of Irish literary and historical culture to you on the Internet, for the use and benefit of everyone worldwide. It has a searchable online textbase consisting of 14.5 million words, in 1160 contemporary and historical documents from many areas, including literature and the other arts.