Meddygon a gwyddonwyr Eifionydd
By: O.E. Roberts.
Contributors: Gwynedd Library Service.
Series: Darlith flynyddol Eifionydd
Publisher: Cyngor Sir Gwynedd, Gwasanaeth Llyfrgell
Published: 1984
Place of publication: (Caernarfon)
Language: wel
Number of pages: 35
Subjects: Scientists -- Wales -- Biography.
Notes: 'Darlith a draddodwyd yng Ngwesty'r Marine, Criccieth, Il Tachwedd 1984' (i.e. 1983).