Hi Mary,
Thank you very much for your message. As Bridget was born in 1935 you should be able to get a copy of her birth record from the GRO. This will have you more information about her and also help narrow down place of origin. Civil records are available from the General Register?s Office. Here are their contact details:
General Register Office
Government Offices
Convent Road
Roscommon
Ireland
Tel:+353 90 663 2900
Locall:1890 25 20 76
Fax:+353 90 663 2999
Homepage: http://www.groireland.ie/
Kind regards,
Genealogy Support