Teitl o'r clawr = Title from cover.
Drych Digidol : adlewyrchu casgliadau Llyfrgell Genedlaethol Cymru ar-lein = Digital Mirror : reflecting the collections of The National Library of Wales online by National Library of Wales. Published by Llyfrgell Genedlaethol Cymru in 2007. Publication and catalogue information, links to buy online and reader comments.