The notes from Ó Bríain and Ní Úallacháín's ubiquitous A Stór 's A Stóirín says it can be found in Céad de Cheoltaibh Uladh bt Enrí Ó Muigheasa, 1915.

If anyone knows where I can find a copy of it let me know. There is another song in it I am interested in.

Beidh mé ag caint libh arís.

Brían.