They say you're in the next parish to Boston, Joe, so you may be better placed to find out about Pádraic Ó Catháin.

Antaine is a Dublin man with Conamara Irish. used to write at Mudcat, now writes as An Rogaire Dubh at www.beo.ie

I left out part of the album title that he sings on, Seachrán Sí !
I've been looking through the CIC catalogue and I see another recording of An Casaideach Bán on sung by Seán 'ac Dhonncha   on CICD006 "An Spailpín Fánach"   (1994) - as mentioned by Joe