Tadhg Ó Donnchadha (Torna) had a book of poetry published in 1905. The title is 'Leoithne Andeas.'
and it can be found ot http://corpas.ria.ie/index.php?fsg_function=3&fsg_id=3358 As usual with those
RIA transcriptions there are few notes, but the complete book will also be found on Internet Archive
at https://archive.org/details/texts?and%5B%5D=Leoithne+Andeas&sin=